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Oval|Natural|GIA

1.50ct J SI2 Oval Natural Diamond

EX • J/SI2 • GIA 1537991759

Certificate GIA 1537991759

Diamond specifications and retailer prices

From $4,046 SGD
As of November 6, 2026
Save $1,209 SGD (23%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $5,255 SGD at GemTrove · As of November 6, 2026
View at GemTrove

About this 1.5ct natural oval diamond

This 1.5ct natural oval sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1537991759. Listed at 7 retailers as of November 6, 2026, with prices from $4,046 to $5,255, a $1,209 spread on the same certified stone. GemTrove lists it at $5,255. 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

1.50
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1537991759
Dimensions8.32 × 6.42 × 4.25 mm
L/W Ratio1.30
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Cavity, Needle
Top View
8.32 mm6.42 mm1.50 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1537991759
Side View
Table 61.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 66.3%

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: $4,046 SGD|Low: $3,728 SGD|High: $4,985 SGD|Avg: $4,360 SGD|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 1$4,046 SGD
Retailer 3$4,109 SGD
Retailer 4$4,183 SGD
Retailer 6$4,250 SGD
Retailer 2$4,388 SGD
Retailer 5$4,788 SGD

46 data points across 6 retailers

7 retailers$4,046 SGD to $5,255 SGD

A
Cheapest Retailer
-
$4,046 SGD
A
Retailer 2
-
$4,109 SGD
View
A
Retailer 3
-
$4,183 SGD
View
Final sale: no returns
A
Retailer 4
-
$4,250 SGD
View
A
Retailer 5
-
$4,388 SGD
View
B+
Retailer 6
-
$4,788 SGD
View
Most Expensive
B+
GemTrove
GT-N-01286642-98 · Nov 6
$5,255 SGD
A$6,308 AUD
View
6 more retailers have this diamond
Prices start from $4,046 SGDSave up to $1,209 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
1.50ct Oval
$4,046 SGD