Round|Lab Grown|GIA

0.51ct F SI2 Round Lab Grown Diamond

EX • F/SI2 • GIA 2564488042

Certificate GIA 2564488042

Diamond specifications and retailer prices

From $1,251 USD
As of November 6, 2026
Save $1,974 USD (61%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $3,225 USD at MOH London · As of November 5, 2026
View at MOH London

About this 0.51ct lab-grown round diamond

This 0.51ct lab-grown round sits in the half to three-quarter carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2564488042. Listed at 2 retailers as of November 5, 2026, with prices from $1,251 to $3,225, a $1,974 spread on the same certified stone. MOH London lists it at $3,225. 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

0.51
Carat
F
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 2564488042
Dimensions5.13 × 5.11 × 3.19 mm
L/W Ratio1.00
Top View
5.13 mm5.11 mm0.51 ctF / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2564488042
Side View
Table 57.0%CrownGirdlePavilionCuletDepth 62.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 6
Current: $3,225 USD|Low: $1,251 USD|High: $3,250 USD|Avg: $2,102 USD|-0.8%
MOH London
Retailer 2
November 5, 2026
Retailer 2$1,251 USD
MOH London$3,225 USD

4 data points across 2 retailers

2 retailers$1,251 USD to $3,225 USD

B
Cheapest Retailer
-
$1,251 USD
Most Expensive
B
MOH London
2564488042 · Nov 5
$3,225 USD
£2,539 GBP
View
1 more retailer has this diamond
Prices start from $1,251 USDSave up to $1,974 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
0.51ct Round
$1,251 USD