Round|Natural|GIA

0.37ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 5543400386

Certificate GIA 5543400386

Diamond specifications and retailer prices

From $301 NZD
₹16,144 INR
As of November 1, 2026
Save $1,660 NZD (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,961 NZD 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 5543400386. Listed at 20 retailers as of October 30, 2026, with prices from $301 to $1,961, a $1,660 spread on the same certified stone. NZ Jewellers lists it at $1,961. 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 angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 5543400386
Dimensions4.59 × 4.60 × 2.87 mm
L/W Ratio1.00
Star length45%
Top View
4.59 mm4.60 mm0.37 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5543400386
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.4%

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: Nov 1
Current: $1,961 NZD|Low: $300 NZD|High: $1,961 NZD|Avg: $690 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 2$301 NZD
Retailer 7$433 NZD
Retailer 9$449 NZD
Retailer 6$467 NZD
Retailer 8$483 NZD
Retailer 10$665 NZD
Retailer 3$671 NZD
Retailer 5$743 NZD
Retailer 4$1,005 NZD
NZ Jewellers$1,961 NZD

43 data points across 10 retailers

20 retailers$301 NZD to $1,961 NZD

A
Cheapest Retailer
-
$301 NZD
₹16,144 INR
Retailer 2
-
$318 NZD
HK$1,400 HKD
View
Price last confirmed 58 days ago
Retailer 3
-
$433 NZD
$244 USD
View
Price last confirmed 14 days ago
Retailer 4
-
$433 NZD
$244 USD
View
Price last confirmed 33 days ago
A
Retailer 5
-
$433 NZD
$244 USD
View
Retailer 6
-
$461 NZD
$260 USD
View
Price last confirmed 38 days ago
A
Retailer 7
-
$467 NZD
$263 USD
View
Retailer 8
-
$483 NZD
$272 USD
View
Price last confirmed 17 days ago
Retailer 9
-
$488 NZD
$275 USD
View
Price last confirmed 58 days ago
Retailer 10
-
$582 NZD
$328 USD
View
Price last confirmed 34 days ago
Retailer 11
-
$582 NZD
$328 USD
View
Price last confirmed 23 days ago
A
Retailer 12
-
$582 NZD
$328 USD
View
B+
Retailer 13
-
$664 NZD
$374 USD
View
B+
Retailer 14
-
$665 NZD
$375 USD
View
B+
Retailer 15
-
$671 NZD
£298 GBP
View
B+
Retailer 16
-
$743 NZD
€399 EUR
View
B+
Retailer 17
-
$1,005 NZD
£446 GBP
View
Retailer 18
-
$1,961 NZD
$1,105 USD
View
Price last confirmed 15 days ago
Retailer 19
-
$1,961 NZD
$1,105 USD
View
Price last confirmed 38 days ago
Most Expensive
B
NZ Jewellers
c8db4a44-b6e7-4727-b23c-018183d51d69 · Oct 30
$1,961 NZD
$1,105 USD
View
19 more retailers have this diamond
Prices start from $301 NZDSave up to $1,660 NZD

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
$301 NZD