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0.40ct H VS1 Round Lab Grown Diamond

EX • H/VS1 • GIA 2566318638

Certificate GIA 2566318638

Diamond specifications and retailer prices

From $919 USD
As of October 30, 2026
2 retailers carry this diamond
Most expensive: $2,177 USD at MOH London · As of October 29, 2026
View at MOH London

About this 0.4ct lab-grown round diamond

This 0.4ct lab-grown round sits in the sub-half-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 2566318638. Listed at 2 retailers as of October 30, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.40
Carat
H
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginLab Grown
Grading LabGIA
CertificateGIA 2566318638
Dimensions4.72 × 4.71 × 2.90 mm
L/W Ratio1.00
Top View
4.72 mm4.71 mm0.40 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2566318638
Side View
Table 59.0%CrownGirdlePavilionCuletDepth 61.5%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: $2,177 USD|Low: $919 USD|High: $2,546 USD|Avg: $1,571 USD|-14.5%
MOH London
Retailer 2
October 29, 2026
Retailer 2$919 USD
MOH London$2,177 USD

4 data points across 2 retailers

2 retailers

B
Cheapest Retailer
-
$919 USD
Most Expensive
MOH London
2566318638 · Oct 29
$2,177 USD
£1,714 GBP
View
Price under review
1 more retailer has this diamond
Prices start from $919 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
0.40ct Round
$919 USD