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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 $646 SGD
$505 USD
As of November 2, 2026
Save $1,047 SGD (62%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,692 SGD 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 $646 to $1,692, a $1,047 spread on the same certified stone. MOH London lists it at $1,692. 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
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: $1,692 SGD|Low: $646 SGD|High: $1,692 SGD|Avg: $1,064 SGD
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$646 SGD
Retailer 7$686 SGD
Retailer 5$925 SGD
Retailer 2$960 SGD
Retailer 6$1,067 SGD
Retailer 13$1,067 SGD
Retailer 4$1,094 SGD
Retailer 11$1,109 SGD
Retailer 8$1,135 SGD
Retailer 10$1,158 SGD
Retailer 9$1,235 SGD
Retailer 3$1,266 SGD
MOH London$1,692 SGD

2 data points across 13 retailers

14 retailers$646 SGD to $1,692 SGD

A
Cheapest Retailer
-
$646 SGD
$505 USD
Final sale: no returns
A
Retailer 2
-
$686 SGD
₹51,073 INR
View
A
Retailer 3
-
$871 SGD
A$1,048 AUD
View
B+
Retailer 4
-
$925 SGD
$723 USD
View
B+
Retailer 5
-
$960 SGD
$751 USD
View
B+
Retailer 6
-
$1,067 SGD
$834 USD
View
B+
Retailer 7
-
$1,067 SGD
$834 USD
View
B+
Retailer 8
-
$1,094 SGD
$855 USD
View
B+
Retailer 9
-
$1,109 SGD
£683 GBP
View
B+
Retailer 10
-
$1,135 SGD
£699 GBP
View
B+
Retailer 11
-
$1,158 SGD
£713 GBP
View
B+
Retailer 12
-
$1,235 SGD
€920 EUR
View
B+
Retailer 13
-
$1,266 SGD
$990 USD
View
Most Expensive
B
MOH London
5CDB33EAC · Nov 2
$1,692 SGD
£1,042 GBP
View
13 more retailers have this diamond
Prices start from $646 SGDSave up to $1,047 SGD

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
$646 SGD