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Oval|Natural|GIA

1.51ct J SI2 Oval Natural Diamond

ID • J/SI2 • GIA 6552732132

Certificate GIA 6552732132

Diamond specifications and retailer prices

From $6,355 SGD
$4,971 USD
As of October 30, 2026
Save $7,096 SGD (53%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $13,451 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 6552732132. Listed at 19 retailers as of October 30, 2026, with prices from $6,355 to $13,451, a $7,096 spread on the same certified stone. NZ Jewellers lists it at $13,451. 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
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.95°
OriginNatural
Grading LabGIA
CertificateGIA 6552732132
Dimensions9.30 × 6.21 × 3.95 mm
L/W Ratio1.50
Girdle conditionVery Thick
Key to symbols
Twinning Wisp, Cloud, Needle, Natural
Top View
9.30 mm6.21 mm1.51 ctJ / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552732132
Side View
Table 62.0%Crown 37.95°Girdle: MediumPavilionCulet: NoneDepth 63.6%

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: Oct 30
Current: $13,451 SGD|Low: $5,167 SGD|High: $13,451 SGD|Avg: $7,718 SGD|+33.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 1, 2026
Retailer 11$5,689 SGD
Retailer 19$6,355 SGD
Retailer 8$6,412 SGD
Retailer 12$6,517 SGD
Retailer 6$6,782 SGD
Retailer 17$7,195 SGD
Retailer 20$7,261 SGD
Retailer 3$7,287 SGD
Retailer 4$7,287 SGD
Retailer 18$7,287 SGD
Retailer 9$7,374 SGD
Retailer 14$7,716 SGD
Retailer 2$7,952 SGD
Retailer 5$8,224 SGD
Retailer 10$8,407 SGD
Retailer 15$8,788 SGD
Retailer 16$8,868 SGD
Retailer 7$11,772 SGD
Retailer 13$11,849 SGD
NZ Jewellers$13,451 SGD

31 data points across 20 retailers

19 retailers$6,355 SGD to $13,451 SGD

Retailer 1
-
$5,689 SGD
$4,450 USD
Price last confirmed 20 days ago
B+
Retailer 2
-
$6,355 SGD
$4,971 USD
View
B+
Retailer 3
-
$6,412 SGD
$5,016 USD
View
B+
Retailer 4
-
$6,782 SGD
$5,305 USD
View
B
Retailer 5
-
$7,195 SGD
$5,628 USD
View
B+
Retailer 6
-
$7,261 SGD
CA$7,889 CAD
View
B
Retailer 7
-
$7,287 SGD
$5,700 USD
View
B+
Retailer 8
-
$7,287 SGD
$5,700 USD
View
B+
Retailer 9
-
$7,287 SGD
$5,700 USD
View
B+
Retailer 10
-
$7,374 SGD
$5,768 USD
View
B+
Retailer 11
-
$7,716 SGD
£4,752 GBP
View
B
Retailer 12
-
$7,952 SGD
£4,898 GBP
View
B
Retailer 13
-
$7,981 SGD
$6,243 USD
View
B
Retailer 14
-
$8,224 SGD
$6,433 USD
View
B
Retailer 15
-
$8,407 SGD
$6,576 USD
View
B
Retailer 16
-
$8,788 SGD
€6,547 EUR
View
B
Retailer 17
-
$11,772 SGD
$9,209 USD
View
C
Retailer 18
-
$11,849 SGD
£7,298 GBP
View
Most Expensive
C
NZ Jewellers
8b9397df-d79b-43fa-a77f-79ff72ae40b1 · Oct 30
$13,451 SGD
$10,522 USD
View
18 more retailers have this diamond
Prices start from $6,355 SGDSave up to $7,096 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
$6,355 SGD