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Round|Natural|GIA

0.51ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 5293326024

Certificate GIA 5293326024

Diamond specifications and retailer prices

From $694 SGD
As of November 4, 2026
Save $792 SGD (53%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,468 SGD at NZ Jewellers · As of October 27, 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5293326024. Listed at 10 retailers as of November 2, 2026, with a 114% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5293326024
Dimensions5.13 × 5.11 × 3.17 mm
L/W Ratio1.00
Top View
5.13 mm5.11 mm0.51 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5293326024
Side View
Table 56.0%CrownGirdle: Sli. ThickPavilionCulet: NoneDepth 62.0%

Caratlytics Score

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

Price History

Last verified: Nov 4
Current: $2,468 SGD|Low: $582 SGD|High: $2,468 SGD|Avg: $986 SGD|+1.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 3$582 SGD
Retailer 8$694 SGD
Retailer 9$694 SGD
Retailer 11$736 SGD
Retailer 7$742 SGD
Retailer 2$764 SGD
Retailer 4$793 SGD
Retailer 10$811 SGD
Retailer 5$962 SGD
Retailer 6$1,485 SGD
NZ Jewellers$2,468 SGD

33 data points across 11 retailers

10 retailers$694 SGD to $1,485 SGD

A
Cheapest Retailer
-
$694 SGD
Retailer 2
-
$694 SGD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$736 SGD
View
Retailer 4
-
$742 SGD
View
Price last confirmed 10 days ago
A
Retailer 5
-
$764 SGD
View
A
Retailer 6
-
$793 SGD
View
A
Retailer 7
-
$811 SGD
View
B+
Retailer 8
-
$962 SGD
View
B
Retailer 9
-
$1,485 SGD
View
Most Expensive
NZ Jewellers
f58859dc-206d-428f-ac7e-8eb1f0cd5ad1 · Oct 27
$2,468 SGD
$1,932 USD
View
Price last confirmed 10 days ago
9 more retailers have this diamond
Prices start from $694 SGDSave up to $792 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
$694 SGD