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Round|Natural|GIA

0.45ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 1563713803

Certificate GIA 1563713803

Diamond specifications and retailer prices

From $328 SGD
As of November 6, 2026
Save $1,446 SGD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,774 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1563713803. Listed at 14 retailers as of November 4, 2026, with prices from $328 to $1,774, a $1,446 spread on the same certified stone. NZ Jewellers lists it at $1,774. 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1563713803
Dimensions4.85 × 4.88 × 3.04 mm
L/W Ratio1.01
Girdle conditionFaceted
Key to symbols
Crystal, Cloud
Top View
4.85 mm4.88 mm0.45 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1563713803
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.5%

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 6
Current: $1,774 SGD|Low: $328 SGD|High: $1,807 SGD|Avg: $700 SGD|-1.8%
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$328 SGD
Retailer 6$392 SGD
Retailer 3$462 SGD
Retailer 8$487 SGD
Retailer 14$498 SGD
Retailer 12$516 SGD
Retailer 4$603 SGD
Retailer 10$613 SGD
Retailer 13$654 SGD
Retailer 5$676 SGD
Retailer 9$755 SGD
Retailer 7$931 SGD
Retailer 11$1,068 SGD
NZ Jewellers$1,774 SGD

14 data points across 14 retailers

14 retailers$328 SGD to $1,774 SGD

A
Cheapest Retailer
-
$328 SGD
A
Retailer 2
-
$392 SGD
View
A
Retailer 3
-
$462 SGD
View
A
Retailer 4
-
$487 SGD
View
A
Retailer 5
-
$498 SGD
View
A
Retailer 6
-
$516 SGD
View
B+
Retailer 7
-
$603 SGD
View
B+
Retailer 8
-
$613 SGD
View
B+
Retailer 9
-
$654 SGD
View
B+
Retailer 10
-
$676 SGD
View
B+
Retailer 11
-
$755 SGD
View
B
Retailer 12
-
$931 SGD
View
B
Retailer 13
-
$1,068 SGD
View
Most Expensive
B
NZ Jewellers
88a58af6-0888-4c5a-bf1b-21e607b3299a · Nov 4
$1,774 SGD
$1,389 USD
View
13 more retailers have this diamond
Prices start from $328 SGDSave up to $1,446 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
$328 SGD