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Insights & Guides

The Guru Diam Blog

Expert articles on lab-grown diamonds, wholesale sourcing strategies, and the latest trends shaping the jewelry industry.

Old Mine Cut Matched Pair Wholesale
16 min read

Old Mine Cut Matched Pair Wholesale

Wholesale Old Mine Cut diamonds sold as matched pairs for studs and side stones — squarish-cushion antique faceting, matched for size, tone, and culet character. IGI-gradable, live NYC inventory.

Old Mine Oval Cut Diamonds Wholesale
16 min read

Old Mine Oval Cut Diamonds Wholesale

Wholesale Old Mine Oval lab-grown diamonds — antique high-crown, open-culet Old Mine faceting applied to an oval outline. CVD, IGI-gradable, live NYC inventory.

Padma Cut Diamonds Wholesale Guide
18 min read

Padma Cut Diamonds Wholesale Guide

Wholesale Padma Cut lab-grown diamonds — a specialty fancy cut with a layered, flower-like faceting pattern. CVD, IGI-gradable, live NYC inventory.

Marquise Step Cut Diamond Wholesale
16 min read

Marquise Step Cut Diamond Wholesale

Wholesale Marquise Step Cut lab-grown diamonds — a pointed-oval outline with flat step faceting instead of standard brilliant fire. CVD, IGI-gradable, live NYC inventory.

Fancy Color Cushion Cut Wholesale
18 min read

Fancy Color Cushion Cut Wholesale

Wholesale fancy color cushion cut lab-grown diamonds, IGI-certified, in stock now from the NYC Diamond District. Yellow, pink, blue, green, and champagne. Trade pricing, live inventory.