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Round|Natural|GIA

1.51ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 2213939170

Certificate GIA 2213939170

Diamond specifications and retailer prices

From $6,347 SGD
$4,965 USD
As of November 1, 2026
Save $7,518 SGD (54%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $13,866 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 2213939170. Listed at 16 retailers as of October 30, 2026, with prices from $6,347 to $13,866, a $7,518 spread on the same certified stone. NZ Jewellers lists it at $13,866. 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
FluorescenceFaint
Crown angle35°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2213939170
Dimensions7.31 × 7.26 × 4.57 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Cert comments
Clouds pinpoints internal graining and surface graining are not shown
Key to symbols
Needle, Feather, Cavity, Indented Natural, Crystal
Top View
7.31 mm7.26 mm1.51 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2213939170
Side View
Table 56.0%Crown 35°Girdle: ThickPavilion 40.8°Culet: NoneDepth 62.7%

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: Nov 1
Current: $10,727 SGD|Low: $5,777 SGD|High: $12,360 SGD|Avg: $8,837 SGD|-0.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 7$6,347 SGD
Retailer 6$6,551 SGD
Retailer 5$6,713 SGD
Retailer 8$6,933 SGD
Retailer 3$7,899 SGD
Retailer 9$8,666 SGD
Retailer 4$9,019 SGD
Retailer 1$10,727 SGD
Retailer 2$12,214 SGD

36 data points across 9 retailers

16 retailers$6,347 SGD to $13,866 SGD

B+
Cheapest Retailer
-
$6,347 SGD
$4,965 USD
B+
Retailer 2
-
$6,551 SGD
$5,124 USD
View
B
Retailer 3
-
$6,713 SGD
$5,251 USD
View
Retailer 4
-
$6,990 SGD
$5,468 USD
View
Price last confirmed 13 days ago
B
Retailer 5
-
$7,511 SGD
$5,875 USD
View
Retailer 6
-
$7,511 SGD
$5,875 USD
View
Price last confirmed 17 days ago
B
Retailer 7
-
$7,899 SGD
£4,865 GBP
View
B
Retailer 8
-
$8,374 SGD
$6,550 USD
View
B
Retailer 9
-
$8,374 SGD
$6,550 USD
View
B
Retailer 10
-
$8,655 SGD
$6,770 USD
View
B
Retailer 11
-
$8,666 SGD
$6,779 USD
View
B
Retailer 12
-
$9,019 SGD
€6,719 EUR
View
Retailer 13
-
$9,141 SGD
$7,150 USD
View
Price last confirmed 17 days ago
B
Retailer 14
-
$10,727 SGD
£6,607 GBP
View
B
Retailer 15
-
$12,214 SGD
£7,523 GBP
View
Most Expensive
B
NZ Jewellers
665cc556-b33e-48cd-aa12-172101f432c0 · Oct 30
$13,866 SGD
$10,846 USD
View
15 more retailers have this diamond
Prices start from $6,347 SGDSave up to $7,518 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 Round
$6,347 SGD