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Radiant|Natural|GIA

0.51ct F SI2 Radiant Natural Diamond

ID • F/SI2 • GIA 6565487709

Certificate GIA 6565487709

Diamond specifications and retailer prices

From $449 USD
₹42,731 INR
As of October 25, 2026
8 retailers carry this diamond
Most expensive: $1,288 USD at MOH London · As of October 25, 2026
View at MOH London

About this 0.51ct natural radiant diamond

This 0.51ct natural radiant sits in the half to three-quarter carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6565487709. Listed at 8 retailers as of October 25, 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

0.51
Carat
F
Color
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6565487709
Dimensions5.66 × 3.89 × 2.61 mm
L/W Ratio1.46
Girdle conditionPolished
Culet sizeNone
Key to symbols
Feather
Top View
5.66 mm3.89 mm0.51 ctF / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6565487709
Side View
Table 62.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 67.0%

Caratlytics Score

No score right now
No retailer has confirmed this stone recently, so we are not scoring it. Prices below are as of the date shown.

Price History

Last verified: Oct 25
Current: $1,288 USD|Low: $448 USD|High: $1,466 USD|Avg: $724 USD|-12.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 26, 2026
Retailer 5$449 USD
Retailer 9$514 USD
Retailer 7$540 USD
Retailer 10$594 USD
Retailer 2$666 USD
Retailer 3$666 USD
Retailer 6$688 USD
Retailer 8$720 USD
Retailer 4$789 USD
MOH London$1,288 USD

23 data points across 10 retailers

8 retailers$449 USD to $1,288 USD

Retailer 1
-
$449 USD
₹42,731 INR
Price last confirmed 7 days ago
Retailer 2
-
$540 USD
View
Price last confirmed 11 days ago
Retailer 3
-
$594 USD
View
Price last confirmed 7 days ago
Retailer 4
-
$666 USD
£524 GBP
View
Price last confirmed 7 days ago
Retailer 5
-
$688 USD
View
Price last confirmed 7 days ago
Retailer 6
-
$720 USD
View
Price last confirmed 9 days ago
Retailer 7
-
$789 USD
£621 GBP
View
Price last confirmed 7 days ago
Most Expensive
MOH London
D85C02ABB · Oct 25
$1,288 USD
£1,014 GBP
View
Price last confirmed 8 days ago
7 more retailers have this diamond

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.

0.51ct Radiant
$449 USD