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Radiant|Natural|GIA

0.51ct F SI1 Radiant Natural Diamond

EX • F/SI1 • GIA 6562792009

Certificate GIA 6562792009

Diamond specifications and retailer prices

From $505 USD
As of November 2, 2026
Save $818 USD (62%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,323 USD at MOH London · As of November 2, 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6562792009. Listed at 14 retailers as of November 2, 2026, with prices from $505 to $1,323, a $818 spread on the same certified stone. MOH London lists it at $1,323. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6562792009
Dimensions5.59 × 3.98 × 2.64 mm
L/W Ratio1.40
Girdle conditionPolished
Culet sizeNone
Key to symbols
Feather, Crystal, Cloud
Top View
5.59 mm3.98 mm0.51 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6562792009
Side View
Table 67.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 66.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $1,323 USD|Low: $505 USD|High: $1,323 USD|Avg: $832 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 12$505 USD
Retailer 7$536 USD
Retailer 5$723 USD
Retailer 2$751 USD
Retailer 6$834 USD
Retailer 13$834 USD
Retailer 4$855 USD
Retailer 11$867 USD
Retailer 8$887 USD
Retailer 10$906 USD
Retailer 9$966 USD
Retailer 3$990 USD
MOH London$1,323 USD

2 data points across 13 retailers

14 retailers$505 USD to $1,323 USD

A
Cheapest Retailer
-
$505 USD
Final sale: no returns
A
Retailer 2
-
$536 USD
₹51,073 INR
View
A
Retailer 3
-
$681 USD
A$1,048 AUD
View
B+
Retailer 4
-
$723 USD
View
B+
Retailer 5
-
$751 USD
View
B+
Retailer 6
-
$834 USD
View
B+
Retailer 7
-
$834 USD
View
B+
Retailer 8
-
$855 USD
View
B+
Retailer 9
-
$867 USD
£683 GBP
View
B+
Retailer 10
-
$887 USD
£699 GBP
View
B+
Retailer 11
-
$906 USD
£713 GBP
View
B+
Retailer 12
-
$966 USD
€920 EUR
View
B+
Retailer 13
-
$990 USD
View
Most Expensive
B
MOH London
5CDB33EAC · Nov 2
$1,323 USD
£1,042 GBP
View
13 more retailers have this diamond
Prices start from $505 USDSave up to $818 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.

A
0.51ct Radiant
$505 USD