Round|Natural|GIA

0.37ct J SI2 Round Natural Diamond

VG • J/SI2 • GIA 6492390723

Certificate GIA 6492390723

Diamond specifications and retailer prices

From $220 USD
As of October 29, 2026
Save $972 USD (82%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,192 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 very-good cut grade and certified by GIA 6492390723. Listed at 15 retailers as of October 29, 2026, with prices from $220 to $1,192, a $972 spread on the same certified stone. NZ Jewellers lists it at $1,192. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.37
Carat
J
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceStrong
Crown angle37°
Pavilion angle40.4°
OriginNatural
Grading LabGIA
CertificateGIA 6492390723
Dimensions4.55 × 4.53 × 2.87 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
4.55 mm4.53 mm0.37 ctJ / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceStrong
CertificateGIA 6492390723
Side View
Table 56.0%Crown 37°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 63.4%

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 29
Current: $1,192 USD|Low: $182 USD|High: $1,192 USD|Avg: $435 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 10$220 USD
Retailer 4$238 USD
Retailer 11$265 USD
Retailer 3$269 USD
Retailer 9$296 USD
Retailer 5$331 USD
Retailer 12$362 USD
Retailer 8$371 USD
Retailer 7$447 USD
Retailer 2$543 USD
Retailer 6$611 USD
NZ Jewellers$1,192 USD

36 data points across 12 retailers

15 retailers$220 USD to $1,192 USD

B+
Cheapest Retailer
-
$220 USD
Final sale: no returns
A
Retailer 2
-
$238 USD
View
B+
Retailer 3
-
$257 USD
View
Retailer 4
-
$265 USD
View
Price last confirmed 9 days ago
B+
Retailer 5
-
$266 USD
View
B+
Retailer 6
-
$269 USD
HK$2,100 HKD
View
A
Retailer 7
-
$296 USD
View
B+
Retailer 8
-
$321 USD
View
B+
Retailer 9
-
$331 USD
£261 GBP
View
B+
Retailer 10
-
$362 USD
View
B+
Retailer 11
-
$371 USD
View
B
Retailer 12
-
$447 USD
€426 EUR
View
B
Retailer 13
-
$543 USD
£428 GBP
View
B
Retailer 14
-
$611 USD
£481 GBP
View
Most Expensive
C
NZ Jewellers
7902f9f1-e90c-4053-a97d-9ea04ec7023d · Oct 30
$1,192 USD
View
14 more retailers have this diamond
Prices start from $220 USDSave up to $972 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
$220 USD