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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.

0.5 Carat Lab Grown Diamond Price
16 min read

0.5 Carat Lab Grown Diamond Price

What a 0.5 carat lab grown diamond costs by color, clarity, and shape, and how half-carat pricing compares to 1 carat and natural diamonds.

1.5 Carat Lab Grown Diamond Prices
17 min read

1.5 Carat Lab Grown Diamond Prices

A wholesale breakdown of 1.5 carat lab grown diamond price by color, clarity, and cut, plus how it compares to 1ct, 2ct, and natural.

1.5 Carat Natural Diamond Price
15 min read

1.5 Carat Natural Diamond Price

What drives 1.5 carat natural diamond pricing: the 4Cs, certification, market factors, and how it compares to lab-grown at the same size.

1 Carat vs 2 Carat Diamond: Price Guide
16 min read

1 Carat vs 2 Carat Diamond: Price Guide

1 carat vs 2 carat diamond price compared: mm size, natural vs lab-grown cost scaling, shape effects, and certification for wholesale buyers.

2.5 Carat Lab Grown Diamond Price
15 min read

2.5 Carat Lab Grown Diamond Price

A wholesale breakdown of 2.5 carat lab grown diamond pricing by color, clarity, and cut, plus how it compares to 2ct, 3ct, and natural at the same size.

2.5 Carat Natural Diamond Price
16 min read

2.5 Carat Natural Diamond Price

What drives 2.5 carat natural diamond pricing: the 4Cs, certification, market factors, and how it compares to lab-grown at the same size.

2 Carat Natural Diamond Price
15 min read

2 Carat Natural Diamond Price

What drives 2 carat natural diamond pricing: the 4Cs, the 2-carat size premium, lab-grown comparison, and what to check before buying.

2mm Round Diamond Carat Weight Guide
16 min read

2mm Round Diamond Carat Weight Guide

2mm round diamond carat weight explained: the standard mm-to-carat range, how 2mm stones are used in pavé, halo, and side-stone settings, and sourcing tips.