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Oval|Natural|GIA

1.51ct J SI2 Oval Natural Diamond

EX • J/SI2 • GIA 6385389564

Certificate GIA 6385389564

Diamond specifications and retailer prices

From $7,309 SGD
$5,717 USD
As of October 31, 2026
Save $7,137 SGD (49%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $14,446 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural oval diamond

This 1.51ct 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 6385389564. Listed at 18 retailers as of October 30, 2026, with prices from $7,309 to $14,446, a $7,137 spread on the same certified stone. NZ Jewellers lists it at $14,446. 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

1.51
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6385389564
Dimensions9.41 × 6.49 × 3.87 mm
L/W Ratio1.45
Top View
9.41 mm6.49 mm1.51 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6385389564
Side View
Table 59.0%CrownGirdle: THN-THKPavilionCulet: NoneDepth 59.7%

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 31
Current: $8,334 SGD|Low: $7,472 SGD|High: $12,568 SGD|Avg: $8,904 SGD|-0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 5$7,472 SGD
Retailer 3$7,705 SGD
Retailer 7$7,806 SGD
Retailer 1$8,334 SGD
Retailer 6$8,770 SGD
Retailer 4$9,439 SGD
Retailer 2$12,419 SGD

42 data points across 7 retailers

18 retailers$7,309 SGD to $14,446 SGD

B+
Cheapest Retailer
-
$7,309 SGD
$5,717 USD
Retailer 2
-
$7,472 SGD
$5,845 USD
View
Price last confirmed 14 days ago
B+
Retailer 3
-
$7,508 SGD
$5,873 USD
View
B+
Retailer 4
-
$7,532 SGD
$5,892 USD
View
B+
Retailer 5
-
$7,705 SGD
£4,746 GBP
View
B
Retailer 6
-
$7,806 SGD
$6,106 USD
View
B
Retailer 7
-
$7,972 SGD
$6,236 USD
View
B
Retailer 8
-
$8,334 SGD
£5,133 GBP
View
B
Retailer 9
-
$8,335 SGD
$6,520 USD
View
B
Retailer 10
-
$8,335 SGD
$6,520 USD
View
B
Retailer 11
-
$8,616 SGD
$6,740 USD
View
B
Retailer 12
-
$8,637 SGD
$6,756 USD
View
B
Retailer 13
-
$8,770 SGD
$6,860 USD
View
B
Retailer 14
-
$8,841 SGD
$6,916 USD
View
B
Retailer 15
-
$9,439 SGD
€7,032 EUR
View
B
Retailer 16
-
$9,966 SGD
$7,796 USD
View
B
Retailer 17
-
$12,419 SGD
£7,649 GBP
View
Most Expensive
C
NZ Jewellers
b8b2ac1c-4272-4629-b448-ab994d4d6b2c · Oct 30
$14,446 SGD
$11,300 USD
View
17 more retailers have this diamond
Prices start from $7,309 SGDSave up to $7,137 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+
1.51ct Oval
$7,309 SGD