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0.45ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 6525634970

Certificate GIA 6525634970

Diamond specifications and retailer prices

From $337 SGD
As of November 6, 2026
Save $1,475 SGD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,812 SGD at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.45ct natural round diamond

This 0.45ct natural round sits in the sub-half-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6525634970. Listed at 14 retailers as of November 4, 2026, with prices from $337 to $1,812, a $1,475 spread on the same certified stone. NZ Jewellers lists it at $1,812. 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

0.45
Carat
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6525634970
Dimensions4.93 × 4.90 × 3.01 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
4.93 mm4.90 mm0.45 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6525634970
Side View
Table 61.0%Crown 34.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.1%

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 6
Current: $1,812 SGD|Low: $337 SGD|High: $1,890 SGD|Avg: $718 SGD|-4.1%
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
November 6, 2026
Retailer 2$337 SGD
Retailer 6$409 SGD
Retailer 14$473 SGD
Retailer 3$507 SGD
Retailer 5$507 SGD
Retailer 4$516 SGD
Retailer 12$528 SGD
Retailer 7$602 SGD
Retailer 11$636 SGD
Retailer 13$639 SGD
Retailer 10$640 SGD
Retailer 8$860 SGD
Retailer 9$1,090 SGD
NZ Jewellers$1,812 SGD

28 data points across 14 retailers

14 retailers$337 SGD to $1,812 SGD

A
Cheapest Retailer
-
$337 SGD
A
Retailer 2
-
$409 SGD
View
A
Retailer 3
-
$473 SGD
View
Retailer 4
-
$507 SGD
View
Price last confirmed 13 days ago
Retailer 5
-
$507 SGD
View
Price last confirmed 11 days ago
Retailer 6
-
$516 SGD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$528 SGD
View
B+
Retailer 8
-
$602 SGD
View
B+
Retailer 9
-
$636 SGD
View
B+
Retailer 10
-
$639 SGD
View
B+
Retailer 11
-
$640 SGD
View
B+
Retailer 12
-
$860 SGD
View
B
Retailer 13
-
$1,090 SGD
View
Most Expensive
B
NZ Jewellers
169d1c33-e0d1-4e39-8a91-66574572a036 · Nov 4
$1,812 SGD
$1,419 USD
View
13 more retailers have this diamond
Prices start from $337 SGDSave up to $1,475 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
0.45ct Round
$337 SGD