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Discover Sustainable Luxury With Lab-Grown Diamonds

Our diamonds are physically, chemically, and optically identical to mined ones, but come from a more conscious origin. Created in controlled environments, they avoid the social and environmental costs of traditional mining. At Difinery, we believe in transparency, intention and innovation. We are here to change the way people experience fine jewelry with education, integrity and timeless design.

Benefits of Lab-Grown Diamonds

82%

Lab-Grown diamonds use 82% less water

50%

Lab-Grown diamonds uses up to 50% less energy compared to mined diamonds

6-12 weeks

Lab-Grown diamonds are produced in 6-12 weeks

70%

Lab-Grown diamonds emit 70% less CO2 compared to mined diamonds


60%

Lab-Grown diamonds save up to 60% in costs compared to mined diamonds

99%

Lab-grown diamonds disturb only 0.0065 m² of land per carat, compared to 9.29 m² per carat for mined diamonds — representing a 99% reduction in land use.
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DIAMOND SEED PREPARED

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SEED GROWN AFTER CVD PROCESS

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CUTTING & POLISHING

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DIAMOND FINISHING

The CVD Process: How It's Done

1

SEED PREPARATION

A thin slice of diamond, known as a seed, is placed in a CVD reactor

2

GAS MIXTURE INTRODUCTION

A carbon-rich gas (typically methane) and hydrogen are introduced into the chamber

3

IONIZATION

The gases are ionized into plasma using microwave or other methods

4

DIAMOND GROWTH

Carbon atoms separate from the gas and deposit onto the seed, layer by layer, forming a diamond

5

COOLING AND HARVESTING

The diamond is allowed to cool and is then harvested for cutting and polishing

Diamond Buying Guide : The 4Cs

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COLOR

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CLARITY

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CUT

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CARAT

Clarity

Measures the imperfections or inclusions. Grades range from Flawless (FL) to Included (I).

FL

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Flawless

IF

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Internally Flawless

VVS1 - VVS2

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Very Very Slightly Included

VS1 - VS2

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Very Slightly Included

SI1 - SI2

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Slightly Included

I1 - I2 - I3

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Included

Cut

A diamond cut refers to the style or design guide used in shaping and polishing a diamond. It encompasses not only the shape, but also the symmetry, proportions, and polish of the diamond.
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Round

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Pear

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Heart

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Marquise

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Cushion

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Oval

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Princess

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Trillion

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Radiant

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Asscher

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Emerald

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Baguette