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Oval|Natural|GIA

1.50ct J I1 Oval Natural Diamond

EX • J/I1 • GIA 1515321139

Certificate GIA 1515321139

Diamond specifications and retailer prices

From $3,629 SGD
$2,839 USD
As of November 1, 2026
Save $1,116 SGD (24%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $4,745 SGD at Yorxs · As of October 31, 2026
View at Yorxs

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 I1 clarity (included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1515321139. Listed at 6 retailers as of October 31, 2026, with prices from $3,629 to $4,745, a $1,116 spread on the same certified stone. Yorxs lists it at $4,745. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
J
Colour
I1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1515321139
Dimensions8.61 × 6.22 × 4.08 mm
L/W Ratio1.38
Cert comments
[object Object]
Top View
8.61 mm6.22 mm1.50 ctJ / I1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 1515321139
Side View
Table 57.0%CrownGirdle: VTK-ETKPavilionCulet: NoneDepth 65.6%

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: Nov 1
Current: $3,629 SGD|Low: $3,152 SGD|High: $6,548 SGD|Avg: $4,385 SGD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Yorxs
October 31, 2026
Retailer 3$3,152 SGD
Retailer 1$3,629 SGD
Retailer 9$3,789 SGD
Retailer 5$4,054 SGD
Retailer 6$4,054 SGD
Retailer 2$4,058 SGD
Retailer 4$4,210 SGD
Retailer 11$4,597 SGD
Retailer 7$4,678 SGD
Yorxs$4,745 SGD
Retailer 8$4,824 SGD
Retailer 10$6,548 SGD

19 data points across 12 retailers

6 retailers$3,629 SGD to $4,745 SGD

B+
Cheapest Retailer
-
$3,629 SGD
$2,839 USD
B+
Retailer 2
-
$4,054 SGD
$3,171 USD
View
B+
Retailer 3
-
$4,054 SGD
$3,171 USD
View
B+
Retailer 4
-
$4,210 SGD
$3,293 USD
View
B+
Retailer 5
-
$4,678 SGD
$3,659 USD
View
Most Expensive
B+
Yorxs
A948361C9 · Oct 31
$4,745 SGD
€3,535 EUR
View
5 more retailers have this diamond
Prices start from $3,629 SGDSave up to $1,116 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
$3,629 SGD