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Round|Natural|IGI

0.37ct H SI2 Round Natural Diamond

VG • H/SI2 • IGI 815639358

Shape and cutting style on the report: Round brilliant

Certificate IGI 815639358

Diamond specifications and retailer prices

From $381 NZD
$215 USD
As of October 31, 2026
Save $1,348 NZD (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,730 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 H colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 815639358. Listed at 14 retailers as of October 30, 2026, with prices from $381 to $1,730, a $1,348 spread on the same certified stone. NZ Jewellers lists it at $1,730. 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
H
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle35.2°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 815639358
Dimensions4.57 × 4.62 × 2.83 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
4.57 mm4.62 mm0.37 ctH / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateIGI 815639358
Side View
Table 60.0%Crown 35.2°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.4%

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 31
Current: $1,730 NZD|Low: $381 NZD|High: $1,730 NZD|Avg: $640 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 1, 2026
Retailer 11$381 NZD
Retailer 4$408 NZD
Retailer 14$412 NZD
Retailer 13$426 NZD
Retailer 3$490 NZD
Retailer 5$504 NZD
Retailer 10$515 NZD
Retailer 9$523 NZD
Retailer 12$613 NZD
Retailer 2$674 NZD
Retailer 6$754 NZD
Retailer 7$785 NZD
Retailer 8$881 NZD
NZ Jewellers$1,730 NZD

19 data points across 14 retailers

14 retailers$381 NZD to $1,730 NZD

A
Cheapest Retailer
-
$381 NZD
$215 USD
B+
Retailer 2
-
$408 NZD
$230 USD
View
B+
Retailer 3
-
$412 NZD
$232 USD
View
B+
Retailer 4
-
$426 NZD
$240 USD
View
B+
Retailer 5
-
$490 NZD
$276 USD
View
B+
Retailer 6
-
$504 NZD
$284 USD
View
B+
Retailer 7
-
$515 NZD
$290 USD
View
B+
Retailer 8
-
$523 NZD
£232 GBP
View
B+
Retailer 9
-
$613 NZD
$345 USD
View
B+
Retailer 10
-
$674 NZD
€362 EUR
View
B+
Retailer 11
-
$754 NZD
$425 USD
View
B+
Retailer 12
-
$785 NZD
£349 GBP
View
B+
Retailer 13
-
$881 NZD
£391 GBP
View
Most Expensive
C
NZ Jewellers
2c24fe0b-8f6f-4c1d-bc61-bbde136700ff · Oct 30
$1,730 NZD
$975 USD
View
13 more retailers have this diamond
Prices start from $381 NZDSave up to $1,348 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
$381 NZD