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1.53ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 2526342497

Certificate GIA 2526342497

Diamond specifications and retailer prices

From $6,814 SGD
As of November 4, 2026
Save $7,610 SGD (53%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $14,424 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.53ct natural round diamond

This 1.53ct natural round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2526342497. Listed at 15 retailers as of November 4, 2026, with prices from $6,814 to $14,424, a $7,610 spread on the same certified stone. NZ Jewellers lists it at $14,424. 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

1.53
Carat
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle32.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 2526342497
Dimensions7.35 × 7.30 × 4.61 mm
L/W Ratio1.01
Star length50%
Top View
7.35 mm7.30 mm1.53 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2526342497
Side View
Table 56.0%Crown 32.5°Girdle: Slightly ThickPavilion 41.6°Culet: NoneDepth 62.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $10,245 SGD|Low: $6,814 SGD|High: $12,860 SGD|Avg: $9,245 SGD|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 6$6,814 SGD
Retailer 7$7,213 SGD
Retailer 2$8,136 SGD
Retailer 8$8,457 SGD
Retailer 4$8,823 SGD
Retailer 1$10,245 SGD
Retailer 3$10,523 SGD
Retailer 5$12,672 SGD

38 data points across 8 retailers

15 retailers$6,814 SGD to $14,424 SGD

B+
Cheapest Retailer
-
$6,814 SGD
B
Retailer 2
-
$7,213 SGD
View
Final sale: no returns
B+
Retailer 3
-
$7,279 SGD
View
Retailer 4
-
$7,814 SGD
View
Price last confirmed 8 days ago
B
Retailer 5
-
$7,814 SGD
View
B
Retailer 6
-
$7,814 SGD
View
B
Retailer 7
-
$8,136 SGD
View
Retailer 8
-
$8,457 SGD
View
Price last confirmed 33 days ago
B
Retailer 9
-
$8,823 SGD
View
B
Retailer 10
-
$9,016 SGD
View
Retailer 11
-
$9,508 SGD
View
Price last confirmed 14 days ago
B
Retailer 12
-
$10,245 SGD
View
B
Retailer 13
-
$10,523 SGD
View
B
Retailer 14
-
$12,672 SGD
View
Most Expensive
B
NZ Jewellers
1b6aec2e-6dfb-486c-8d93-cc51ed922fc8 · Nov 5
$14,424 SGD
$11,255 USD
View
14 more retailers have this diamond
Prices start from $6,814 SGDSave up to $7,610 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.

B+
1.53ct Round
$6,814 SGD