Chapter 7102 — Customs Tariff Headings

Alluvial Unsorted Rough Diamonds

Alluvial unsorted rough diamonds are natural diamonds extracted from riverbeds and alluvial deposits, delivered in bulk without any sorting or grading. They fall under tariff item 7102.10.00 because they are unprocessed, ungraded, and not mounted or set, meeting the definition of 'unsorted' diamonds in the Customs Tariff of Canada.

Bulk Unsorted Fancy Color Rough Diamonds

Bulk unsorted fancy color rough diamonds are mixed parcels of naturally colored diamonds (e.g., yellows, browns, pinks) from various sources, not sorted by hue or intensity. They qualify as unsorted under tariff item 7102.10.00 because they are unprocessed and ungraded, regardless of their color potential, as the tariff item covers all unsorted diamonds.

Kimberlite Pipe Unsorted Diamond Extract

Kimberlite pipe unsorted diamond extract consists of diamonds from primary kimberlite pipe mining, mixed in ore concentrate before final separation. These diamonds are unprocessed and ungraded, making them eligible for tariff item 7102.10.00 as unsorted diamonds, since they have not been sorted or worked after initial extraction.

Lampakanzi Unsorted Diamond Parcels

Lampakanzi unsorted diamond parcels are rough diamonds of a specific morphological type (large, irregular shapes) from particular deposits, shipped in mixed-size lots without sorting. They fall under tariff item 7102.10.00 because they are unsorted and unworked, and the tariff item applies to all unsorted diamonds irrespective of their shape or deposit origin.

Mining Run Diamond Gravel

Mining run diamond gravel is diamond-bearing gravel from alluvial mining sites, containing unsorted rough diamonds mixed with waste rock and soil. It is classified under tariff item 7102.10.00 because the diamonds are unsorted and unprocessed, straight from extraction, and the tariff item covers diamonds in their natural, ungraded state.

Rough Unsorted Diamond Parcels

Rough unsorted diamond parcels are parcels of rough diamonds in various sizes and shapes, directly from mining operations, not sorted by quality, color, or clarity. They are classified under tariff item 7102.10.00 as unsorted diamonds, whether worked or not, but not mounted or set, per the Customs Tariff of Canada.

Unsorted Industrial Rough Diamond Mix

Unsorted industrial rough diamond mix is a bulk mix of rough diamonds suitable for industrial applications, unsorted and including both gem and industrial quality stones. It falls under tariff item 7102.10.00 because the diamonds are unsorted and ungraded, and the tariff item covers all unsorted diamonds before grade separation, regardless of potential end use.

Argyle Mine Rough Miners' Diamonds

Bulk lots of unworked miners' diamonds from the Argyle mine, in their raw, unselected form straight from extraction with visible matrix attachments. These are unworked or simply sawn, cleaved or bruted diamonds, not mounted or set, and are not suitable for gem use due to their industrial-grade quality.

Black Carbonado Diamond Crystals

Black carbonado diamond crystals are porous, aggregate diamond formations prized for their impact resistance in industrial drilling. These are unworked or simply sawn, cleaved or bruted diamonds, not mounted or set, and are not suitable for gem use.

Botswana Jwaneng Miners' Diamonds Bulk

Unselected bulk miners' diamonds from the Jwaneng mine, featuring typical cloudy and irregular characteristics of industrial rough stones. These are unworked or simply sawn, cleaved or bruted diamonds, directly from mining without any further processing, and are not mounted or set.

Bruted Cubic Industrial Diamond Fragments

Rough diamonds primarily used in industrial applications such as cutting and grinding tools. These are unworked or simply sawn, cleaved, or bruted diamonds, not mounted or set, and are not gem-quality.

Bruted Miners' Diamonds Industrial Grade

Rough diamonds from miners' parcels that have undergone simple bruting (girder shaping) for dressing tools and abrasives. These are unworked or simply sawn, cleaved or bruted diamonds, not mounted or set, and are not suitable for gem use.

Carbonado Miner's Diamonds

Carbonado miner's diamonds are the toughest natural diamond variant used by miners for drill crowns and saw blades. These are unworked or simply sawn, cleaved or bruted diamonds, not mounted or set, and are not suitable for gem use.

Cleaved Industrial Miners' Diamonds 3-5 Carat

Natural rough diamonds from mining operations, simply cleaved into 3-5 carat pieces for industrial saw blades and grinding wheels. These are unworked or simply sawn, cleaved or bruted diamonds, not mounted or set, and are not suitable for jewelry.

Miners' Type Ia Natural Diamond Rough

Rough natural diamonds classified as miners' diamonds, unworked except for simple sawing or cleaving, primarily Type Ia with nitrogen impurities. These are unworked or simply sawn, cleaved or bruted diamonds, not mounted or set, and are not suitable for gem use.

Natural Carbonado Diamond

Carbonado diamonds are a rare polycrystalline form of diamond known as black diamonds, used primarily in industrial applications due to their extreme toughness and opacity. These are unworked or simply sawn, cleaved or bruted diamonds, not mounted or set, and are not suitable for gem use.

Raw Carbonado Rough Stones

Raw carbonado rough stones are unprocessed polycrystalline diamonds extracted from alluvial deposits, featuring their characteristic black, opaque appearance. These are unworked or simply sawn, cleaved or bruted diamonds, not mounted or set, and are not suitable for gem use.

Rough Miners' Diamonds for PDC Drill Bits

Unworked miners' diamonds selected for polycrystalline diamond compact (PDC) cutting tools in drilling operations. These are unworked or simply sawn, cleaved or bruted diamonds, not mounted or set, and are not suitable for gem use due to inclusions.

Rough Miners' Diamonds from Kimberley Mine

Unworked miners' diamonds extracted directly from primary diamond mines like Kimberley, featuring irregular shapes and natural inclusions typical of rough industrial-grade stones. These are unworked or simply sawn, cleaved or bruted diamonds, not mounted or set, and are not suitable for gem use.

Russian Mir Mine Unworked Miners' Diamonds

Raw miners' diamonds from the Mir pipe in Russia, in natural unselected parcels with high industrial yield potential. These are unworked or simply sawn, cleaved or bruted diamonds, not mounted or set, and are not suitable for gem use.

Sawn Miners' Diamonds for Diamond Wire Sawing

Simply sawn miners' diamonds prepared for embedding in diamond wire used in stone cutting and semiconductor slicing. These are unworked or simply sawn, cleaved or bruted diamonds, not mounted or set, and are not suitable for gem use.

South African Venetia Miners' Rough Diamonds

Rough, unselected diamonds from the Venetia mine, embodying the pure miners' category with minimal human intervention post-extraction. These are unworked or simply sawn, cleaved or bruted diamonds, not mounted or set, and are not suitable for gem use.

Black Carbonado Aggregates

Black carbonado aggregates, porous diamond masses known as black diamonds, used exclusively for high-pressure industrial cutting and grinding. These are unmounted, worked industrial diamonds, classified under tariff item 7102.29.00 as 'other'.

Boart Miners' Diamonds for Tunneling Equipment

Boart miners' diamonds for tunneling equipment, irregular boart diamonds for tunnel boring machine cutters in underground mining. These are unworked, unmounted miners' diamonds, classified under tariff item 7102.29.00 as 'other' industrial diamonds.

Bort Miners' Diamonds for Saw Blades

Bort miners' diamonds for saw blades, crushed and irregular bort diamonds for embedding in industrial saw blades for stone cutting. These are unmounted, unworked industrial diamonds, classified under tariff item 7102.29.00 as 'other'.

Carbonado Diamond Chunks for Drilling

Carbonado diamond chunks for drilling, rough carbonado chunks selected for high-impact drilling applications in mining, valued for opacity and fracture resistance. These are unmounted, worked industrial diamonds under tariff item 7102.29.00.

Carbonado Diamond Powder Precursor

Carbonado diamond powder precursor, large carbonado fragments awaiting crushing into industrial diamond powder for wire sawing. These are unmounted, worked industrial diamonds, not yet in powder form, classified under tariff item 7102.29.00.

Crushed Miners' Diamonds for Abrasive Mining Tools

Crushed miners' diamonds for abrasive mining tools, coarsely crushed natural miners' diamonds for manufacturing abrasive tools for coal and mineral mining. These are unworked, unmounted, classified under tariff item 7102.29.00 as 'other' industrial diamonds.

CVD Polycrystalline Diamond Sheets

CVD polycrystalline diamond sheets, chemically vapor deposited and worked into plates for cutting tool inserts and wear parts. These are unmounted industrial diamonds, not suitable for jewelry, and fall under tariff item 7102.29.00 as 'other' diamonds.

HPHT Single Crystal Diamond Boulders

HPHT single crystal diamond boulders, large synthetic diamonds grown by high-pressure high-temperature method for industrial sawing and wire drawing dies. They are unmounted and worked, classified as non-gem industrial diamonds under tariff item 7102.29.00.

Industrial Cleavage Miners' Diamonds

Industrial cleavage miners' diamonds, rough cleavage fragments used in geological drilling and core sampling equipment. These are unmounted, unworked industrial diamonds, classified under tariff item 7102.29.00 as 'other'.

Industrial Diamond Microns for Lapping

Industrial diamond microns for lapping, precisely graded diamond grit from 1 to 50 microns for polishing semiconductors, optics, and precision bearings. These are worked industrial diamonds in powder form, but per subheading note 1, powder requires 90% passing a 0.5mm sieve; these microns are finer and fall under tariff item 7102.29.00 as 'other'.

Monocrystalline Diamond Dresser Blanks

Monocrystalline diamond dresser blanks, semi-finished single crystal diamonds shaped for manufacturing grinding wheel dressers. They are unmounted and worked, classified under tariff item 7102.29.00 as industrial diamonds for truing precision grinding wheels.

Raw Carbonado Diamond

Raw carbonado diamond, polycrystalline aggregates of diamond primarily used in industrial applications due to extreme toughness and fracture resistance. These are unmounted, worked industrial diamonds, classified under tariff item 7102.29.00.

Rough Miners' Diamonds for Drilling Bits

Rough miners' diamonds for drilling bits, unworked natural diamonds sourced for industrial use in manufacturing drill bits and cutting tools. These are unmounted, unworked industrial diamonds, classified under tariff item 7102.29.00 as 'other'.

Synthetic Diamond Heat Sinks

Synthetic diamond heat sinks, CVD diamond plates engineered for thermal management in electronics and lasers. These are unmounted, worked industrial diamonds under tariff item 7102.29.00, with thermal conductivity exceeding copper by five times.

Synthetic Industrial Diamond Powder

Synthetic industrial diamond powder, finely ground synthetic diamond particles for grinding and polishing applications. These are unmounted, worked industrial diamonds, but if 90% or more passes a 0.5mm sieve, they are classified as powder under subheading 7102.10.00; otherwise, they fall under tariff item 7102.29.00.

Bruted Cape Yellow Rough Diamond

A natural diamond with a secondary yellow tone, bruted to outline its shape but not yet polished or faceted. It is non-industrial and intended for further lapidary work, falling under tariff item 7102.31.00 as unworked or simply bruted.

Bruted Fancy Yellow Rough Diamond

A natural fancy yellow diamond that has been bruted to define its gem outline, retaining a rough surface for subsequent cutting. It is non-industrial and classified as unworked or simply bruted under tariff item 7102.31.00.

Bruted Octahedron Rough Diamond

A natural diamond crystal in octahedron form, simply bruted to remove irregularities and define facets, but left unpolished. It is non-industrial and falls under tariff item 7102.31.00 as unworked or simply bruted.

Cleaved Pink Fancy Rough Diamond

A natural fancy pink diamond cleaved along natural planes to preserve color zoning, with no further processing beyond the cleavage. It is non-industrial and classified under tariff item 7102.31.00 as simply cleaved.

Cleaved White Rough Diamond

A colorless natural diamond cleaved along natural planes to yield pieces for further gem cutting, with no work beyond the cleavage. It is non-industrial and falls under tariff item 7102.31.00 as simply cleaved.

Melee Rough Diamond Parcels

Small natural diamonds under 0.2 carats each, in rough bruted form and sorted into parcels for gem melee production. They are non-industrial and classified under tariff item 7102.31.00 as simply bruted.

Rough Natural Diamond Close Rough

A natural diamond in close rough state, minimally bruted to approximate the final shape without faceting or polishing. It is non-industrial and falls under tariff item 7102.31.00 as unworked or simply bruted.

Sawn Rough Diamond Block

A block of natural rough diamond simply sawn to separate it from host rock or create a workable size, without polishing. It is non-industrial and classified under tariff item 7102.31.00 as simply sawn.

Sawn Twins Diamond Rough

Intergrown twin natural diamonds sawn apart along the growth plane, minimally processed and non-industrial. It falls under tariff item 7102.31.00 as simply sawn.

Simply Sawn Boulder Diamond Rough

A large natural diamond boulder simply sawn into manageable blocks for cutting houses, non-industrial grade. It is classified under tariff item 7102.31.00 as simply sawn.

Asscher Cut Diamond

A 1.25-carat Asscher cut square diamond, F color with excellent cut, fully faceted and brilliant but not set. This loose, non-industrial diamond is worked and polished for use in jewellery, falling under tariff item 7102.39.00 as 'Other' non-industrial diamonds.

Baguette Cut Diamond

A 0.15-carat tapered baguette diamond, H color, step cut for use as side stones, unmounted. This loose, non-industrial diamond is fully worked and polished, fitting under tariff item 7102.39.00 for other non-industrial diamonds.

Cushion Cut Pink Diamond

A 0.5-carat cushion cut fancy purplish pink diamond, VS1 clarity, laser inscribed but loose for retail jewellery. This non-industrial worked diamond is polished and ready for setting, classified under tariff item 7102.39.00 as other non-industrial diamonds.

Emerald Cut White Diamond

A 2-carat emerald step-cut diamond, E color VVS1 clarity, precision polished for engagement rings but unmounted. This loose, non-industrial diamond is fully worked and fits under tariff item 7102.39.00 for other non-industrial diamonds.

Heart Shaped Diamond

A 0.45-carat heart shape diamond, F color with excellent polish and symmetry, symbolic cut unmounted. This loose, non-industrial diamond is fully worked and polished, falling under tariff item 7102.39.00 for other non-industrial diamonds.

Laser Cut Thin Diamond Slab

A thin laser-sawn diamond slab, 0.3mm thick, 2x3mm, worked for micro-pave, non-industrial. This loose, non-industrial diamond is fully worked and polished, fitting under tariff item 7102.39.00 as other non-industrial diamonds.

Marquise Cut Diamond

A 0.6-carat marquise cut diamond, G color VS2, canoe-shaped for tension settings, loose. This non-industrial worked diamond is polished and ready for setting, classified under tariff item 7102.39.00 as other non-industrial diamonds.

Old Mine Cut Diamond

A 0.85-carat antique old mine cushion cut diamond, I color SI2, vintage proportions loose. This non-industrial worked diamond is polished and ready for setting, fitting under tariff item 7102.39.00 as other non-industrial diamonds.

Oval Cut Colorless Diamond Melee

An assortment of 0.01-0.05 carat oval cut melee diamonds in G-H color and SI1 clarity, fully worked for pave settings but not mounted. These loose, non-industrial diamonds are polished and ready for setting, falling under tariff item 7102.39.00 as other non-industrial diamonds.

Pear Shaped Diamond Pendant Stone

A 1.8-carat pear brilliant diamond, D color, top wesselton clarity, pre-cut for pendants but unmounted. This loose, non-industrial diamond is fully worked and polished, classified under tariff item 7102.39.00 as other non-industrial diamonds.

Princess Cut Fancy Yellow Diamond

A 0.75-carat princess cut fancy vivid yellow diamond with VS2 clarity, polished for jewellery use but supplied loose. This non-industrial worked diamond is fully cut and polished, fitting under tariff item 7102.39.00 as other non-industrial diamonds.

Radiant Cut Champagne Diamond

A 0.9-carat radiant cut champagne diamond with SI1 clarity, cut to maximize color play, loose for designers. This non-industrial worked diamond is polished and ready for setting, classified under tariff item 7102.39.00 as other non-industrial diamonds.