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Round|Natural|GIA

0.51ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 2567223287

Certificate GIA 2567223287

Diamond specifications and retailer prices

From $484 SGD
As of November 6, 2026
Save $1,597 SGD (77%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,081 SGD at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.51ct natural round diamond

This 0.51ct natural round sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2567223287. Listed at 16 retailers as of November 4, 2026, with prices from $484 to $2,081, a $1,597 spread on the same certified stone. NZ Jewellers lists it at $2,081. 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
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle34.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2567223287
Dimensions5.11 × 5.13 × 3.13 mm
L/W Ratio1.00
Star length50%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal
Top View
5.11 mm5.13 mm0.51 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2567223287
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.1%

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 6
Current: $2,081 SGD|Low: $484 SGD|High: $2,151 SGD|Avg: $889 SGD|-3.3%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 6, 2026
Retailer 2$484 SGD
Retailer 15$556 SGD
Retailer 5$612 SGD
Retailer 6$663 SGD
Retailer 9$690 SGD
Retailer 7$703 SGD
Retailer 14$714 SGD
Retailer 4$765 SGD
Retailer 10$765 SGD
Retailer 13$819 SGD
Retailer 11$835 SGD
Retailer 8$853 SGD
Retailer 12$890 SGD
Retailer 3$1,529 SGD
NZ Jewellers$2,081 SGD

32 data points across 15 retailers

16 retailers$484 SGD to $2,081 SGD

A
Cheapest Retailer
-
$484 SGD
A
Retailer 2
-
$556 SGD
View
A
Retailer 3
-
$612 SGD
View
Final sale: no returns
A
Retailer 4
-
$663 SGD
View
A
Retailer 5
-
$690 SGD
View
A
Retailer 6
-
$703 SGD
View
A
Retailer 7
-
$714 SGD
View
A
Retailer 8
-
$765 SGD
View
A
Retailer 9
-
$765 SGD
View
A
Retailer 10
-
$819 SGD
View
A
Retailer 11
-
$835 SGD
View
A
Retailer 12
-
$853 SGD
View
B+
Retailer 13
-
$865 SGD
View
B+
Retailer 14
-
$890 SGD
View
B
Retailer 15
-
$1,529 SGD
View
Most Expensive
B
NZ Jewellers
cb82a508-45f8-47d3-b045-88e028bda487 · Nov 4
$2,081 SGD
$1,629 USD
View
15 more retailers have this diamond
Prices start from $484 SGDSave up to $1,597 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 Round
$484 SGD