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Oval|Natural|GIA

1.50ct J SI2 Oval Natural Diamond

EX • J/SI2 • GIA 2517328239

Certificate GIA 2517328239

Diamond specifications and retailer prices

From $5,452 SGD
$4,265 USD
As of October 28, 2026
Save $6,340 SGD (54%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $11,792 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

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 2517328239. Listed at 17 retailers as of October 28, 2026, with prices from $5,452 to $11,792, a $6,340 spread on the same certified stone. NZ Jewellers lists it at $11,792. 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
SymmetryVery Good
FluorescenceFaint
Crown angle40.08°
Pavilion angle40.76°
OriginNatural
Grading LabGIA
CertificateGIA 2517328239
Dimensions8.76 × 6.36 × 4.10 mm
L/W Ratio1.38
Top View
8.76 mm6.36 mm1.50 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2517328239
Side View
Table 59.0%Crown 40.08°Girdle: STK-VTKPavilion 40.76°Culet: NoneDepth 64.5%

Caratlytics Score

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

Price History

Last verified: Oct 28
Current: $11,792 SGD|Low: $5,105 SGD|High: $11,792 SGD|Avg: $7,439 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 7$5,452 SGD
Retailer 9$5,570 SGD
Retailer 10$5,896 SGD
Retailer 8$5,998 SGD
Retailer 4$6,387 SGD
Retailer 11$6,387 SGD
Retailer 12$6,387 SGD
Retailer 5$6,879 SGD
Retailer 3$7,370 SGD
Retailer 6$7,980 SGD
Retailer 2$11,229 SGD
NZ Jewellers$11,792 SGD

42 data points across 12 retailers

17 retailers$5,452 SGD to $11,792 SGD

B+
Cheapest Retailer
-
$5,452 SGD
$4,265 USD
B+
Retailer 2
-
$5,507 SGD
$4,308 USD
View
B+
Retailer 3
-
$5,570 SGD
$4,357 USD
View
B+
Retailer 4
-
$5,896 SGD
$4,612 USD
View
Final sale: no returns
B+
Retailer 5
-
$5,998 SGD
$4,692 USD
View
B+
Retailer 6
-
$6,328 SGD
$4,950 USD
View
B+
Retailer 7
-
$6,387 SGD
$4,996 USD
View
B+
Retailer 8
-
$6,387 SGD
$4,996 USD
View
B+
Retailer 9
-
$6,387 SGD
$4,996 USD
View
B
Retailer 10
-
$6,879 SGD
£4,237 GBP
View
B
Retailer 11
-
$7,031 SGD
$5,500 USD
View
B
Retailer 12
-
$7,031 SGD
$5,500 USD
View
B
Retailer 13
-
$7,261 SGD
$5,680 USD
View
B
Retailer 14
-
$7,370 SGD
$5,765 USD
View
B
Retailer 15
-
$7,980 SGD
€5,945 EUR
View
B
Retailer 16
-
$11,229 SGD
£6,916 GBP
View
Most Expensive
C
NZ Jewellers
4883bf1c-cde8-4b6c-89b3-bd5cb4b4b297 · Oct 30
$11,792 SGD
$9,224 USD
View
16 more retailers have this diamond
Prices start from $5,452 SGDSave up to $6,340 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+
1.50ct Oval
$5,452 SGD