Round|Natural|GIA

0.37ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 2394885370

Certificate GIA 2394885370

Diamond specifications and retailer prices

From $237 USD
As of October 28, 2026
Save $838 USD (78%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,075 USD 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 $237 to $1,075, a $838 spread on the same certified stone. NZ Jewellers lists it at $1,075. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $1,075 USD|Low: $237 USD|High: $1,095 USD|Avg: $408 USD|-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$237 USD
Retailer 10$251 USD
Retailer 6$256 USD
Retailer 7$265 USD
Retailer 11$319 USD
Retailer 8$320 USD
Retailer 3$329 USD
Retailer 2$367 USD
Retailer 4$471 USD
Retailer 5$549 USD
NZ Jewellers$1,075 USD

42 data points across 11 retailers

10 retailers$237 USD to $1,075 USD

A
Cheapest Retailer
-
$237 USD
A
Retailer 2
-
$256 USD
View
A
Retailer 3
-
$265 USD
View
A
Retailer 4
-
$319 USD
View
A
Retailer 5
-
$320 USD
View
A
Retailer 6
-
$329 USD
View
B+
Retailer 7
-
$367 USD
£289 GBP
View
B+
Retailer 8
-
$471 USD
€449 EUR
View
B+
Retailer 9
-
$549 USD
£432 GBP
View
Most Expensive
B
NZ Jewellers
13068347-06f7-4d08-9679-c26d65765610 · Oct 30
$1,075 USD
View
9 more retailers have this diamond
Prices start from $237 USDSave up to $838 USD

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
$237 USD