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Round|Lab Grown|GIA

0.51ct F SI2 Round Lab Grown Diamond

EX • F/SI2 • GIA 2564205073

Certificate GIA 2564205073

Diamond specifications and retailer prices

From $1,816 AUD
As of November 6, 2026
Save $2,878 AUD (61%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $4,693 AUD at MOH London · As of November 3, 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 2564205073. Listed at 2 retailers as of November 3, 2026, with prices from $1,816 to $4,693, a $2,878 spread on the same certified stone. MOH London lists it at $4,693. 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
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 2564205073
Dimensions5.16 × 5.14 × 3.19 mm
L/W Ratio1.00
Top View
5.16 mm5.14 mm0.51 ctF / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2564205073
Side View
Table 55.0%CrownGirdlePavilionCuletDepth 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 6
Current: $4,693 AUD|Low: $1,816 AUD|High: $4,719 AUD|Avg: $3,072 AUD|+3.6%
MOH London
Retailer 2
November 3, 2026
Retailer 2$1,816 AUD
MOH London$4,693 AUD

5 data points across 2 retailers

2 retailers$1,816 AUD to $4,693 AUD

B
Cheapest Retailer
-
$1,816 AUD
Most Expensive
C
MOH London
2564205073 · Nov 3
$4,693 AUD
£2,587 GBP
View
1 more retailer has this diamond
Prices start from $1,816 AUDSave up to $2,878 AUD

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
$1,816 AUD