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0.37ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 2394885370

Certificate GIA 2394885370

Diamond specifications and retailer prices

From $303 SGD
$237 USD
As of October 28, 2026
Save $1,071 SGD (78%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,374 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.37ct natural round diamond

This 0.37ct natural round sits in the sub-half-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2394885370. Listed at 10 retailers as of October 28, 2026, with prices from $303 to $1,374, a $1,071 spread on the same certified stone. NZ Jewellers lists it at $1,374. 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

0.37
Carat
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 2394885370
Dimensions4.64 × 4.61 × 2.85 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
4.64 mm4.61 mm0.37 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2394885370
Side View
Table 58.0%Crown 35°Girdle: MediumPavilion 41.4°Culet: NoneDepth 61.8%

Caratlytics Score

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

Price History

Last verified: Oct 28
Current: $1,374 SGD|Low: $303 SGD|High: $1,400 SGD|Avg: $521 SGD|-1.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 9$303 SGD
Retailer 10$320 SGD
Retailer 6$327 SGD
Retailer 7$339 SGD
Retailer 11$408 SGD
Retailer 8$409 SGD
Retailer 3$421 SGD
Retailer 2$469 SGD
Retailer 4$603 SGD
Retailer 5$701 SGD
NZ Jewellers$1,374 SGD

42 data points across 11 retailers

10 retailers$303 SGD to $1,374 SGD

A
Cheapest Retailer
-
$303 SGD
$237 USD
A
Retailer 2
-
$327 SGD
$256 USD
View
A
Retailer 3
-
$339 SGD
$265 USD
View
A
Retailer 4
-
$408 SGD
$319 USD
View
A
Retailer 5
-
$409 SGD
$320 USD
View
A
Retailer 6
-
$421 SGD
$329 USD
View
B+
Retailer 7
-
$469 SGD
£289 GBP
View
B+
Retailer 8
-
$603 SGD
€449 EUR
View
B+
Retailer 9
-
$701 SGD
£432 GBP
View
Most Expensive
B
NZ Jewellers
13068347-06f7-4d08-9679-c26d65765610 · Oct 30
$1,374 SGD
$1,075 USD
View
9 more retailers have this diamond
Prices start from $303 SGDSave up to $1,071 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
0.37ct Round
$303 SGD