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Round|Natural|GIA

1.51ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 7513033079

Certificate GIA 7513033079

Diamond specifications and retailer prices

From $3,273 SGD
HK$20,000 HKD
As of November 1, 2026
Save $4,054 SGD (55%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $7,327 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round 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 and certified by GIA 7513033079. Listed at 14 retailers as of October 30, 2026, with prices from $3,273 to $7,327, a $4,054 spread on the same certified stone. NZ Jewellers lists it at $7,327. 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

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 7513033079
Dimensions7.38 × 7.35 × 4.55 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Cert comments
Clouds are not shown. Pinpoints are not shown.
Key to symbols
Crystal, Needle
Top View
7.38 mm7.35 mm1.51 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7513033079
Side View
Table 57.0%Crown 34°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $7,327 SGD|Low: $3,240 SGD|High: $7,388 SGD|Avg: $4,740 SGD|-0.8%
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
November 1, 2026
Retailer 10$3,273 SGD
Retailer 2$3,333 SGD
Retailer 3$3,883 SGD
Retailer 5$4,074 SGD
Retailer 9$4,206 SGD
Retailer 12$4,367 SGD
Retailer 13$4,503 SGD
Retailer 4$4,545 SGD
Retailer 6$4,806 SGD
Retailer 11$4,853 SGD
Retailer 7$5,442 SGD
Retailer 8$7,033 SGD
NZ Jewellers$7,327 SGD

25 data points across 13 retailers

14 retailers$3,273 SGD to $7,327 SGD

A
Cheapest Retailer
-
$3,273 SGD
HK$20,000 HKD
A
Retailer 2
-
$3,333 SGD
₹248,324 INR
View
B+
Retailer 3
-
$3,883 SGD
$3,037 USD
View
Final sale: no returns
A
Retailer 4
-
$4,074 SGD
$3,187 USD
View
A
Retailer 5
-
$4,206 SGD
$3,290 USD
View
Retailer 6
-
$4,264 SGD
$3,336 USD
View
Price last confirmed 104 days ago
A
Retailer 7
-
$4,367 SGD
$3,416 USD
View
A
Retailer 8
-
$4,503 SGD
$3,522 USD
View
A
Retailer 9
-
$4,545 SGD
View
A
Retailer 10
-
$4,806 SGD
€3,580 EUR
View
A
Retailer 11
-
$4,853 SGD
$3,796 USD
View
B+
Retailer 12
-
$5,442 SGD
£3,352 GBP
View
B
Retailer 13
-
$7,033 SGD
£4,332 GBP
View
Most Expensive
B
NZ Jewellers
49506521-27cc-430f-8745-cf51fd62e9ed · Oct 30
$7,327 SGD
$5,731 USD
View
13 more retailers have this diamond
Prices start from $3,273 SGDSave up to $4,054 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
1.51ct Round
$3,273 SGD