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1.50ct H SI2 Round Lab Grown Diamond

EX • H/SI2 • GIA 6305026183

Certificate GIA 6305026183

Diamond specifications and retailer prices

From $4,080 USD
As of November 4, 2026
4 retailers carry this diamond
Most expensive: $8,551 USD at Loose Grown Diamond · As of November 4, 2026
View at Loose Grown Diamond

About this 1.5ct lab-grown round diamond

This 1.5ct lab-grown round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6305026183. Listed at 4 retailers as of November 4, 2026. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.50
Carat
H
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.2°
OriginLab Grown
Grading LabGIA
CertificateGIA 6305026183
Dimensions7.32 × 7.29 × 4.53 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Top View
7.32 mm7.29 mm1.50 ctH / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6305026183
Side View
Table 57.0%Crown 35°GirdlePavilion 41.2°Culet: NoneDepth 62.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 4
Current: $8,551 USD|Low: $4,080 USD|High: $12,486 USD|Avg: $8,815 USD
Loose Grown Diamond
Retailer 2
Retailer 3
Retailer 4
November 5, 2026
Retailer 3$4,080 USD
Loose Grown Diamond$8,551 USD
Retailer 4$10,195 USD
Retailer 2$12,387 USD

7 data points across 4 retailers

4 retailers

B
Cheapest Retailer
-
$4,080 USD
Most Expensive
Loose Grown Diamond
6305026183 · Nov 4
$8,551 USD
View
Price under review
1 more retailer has this diamond
Prices start from $4,080 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B
1.50ct Round
$4,080 USD