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Round|Natural|GIA

0.37ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 6345038007

Certificate GIA 6345038007

Diamond specifications and retailer prices

From $545 NZD
HK$2,400 HKD
As of November 1, 2026
Save $1,935 NZD (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,480 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 top-tier cut grade and certified by GIA 6345038007. Listed at 14 retailers as of October 30, 2026, with prices from $545 to $2,480, a $1,935 spread on the same certified stone. NZ Jewellers lists it at $2,480. 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
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6345038007
Dimensions4.58 × 4.57 × 2.88 mm
L/W Ratio1.00
Top View
4.58 mm4.57 mm0.37 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6345038007
Side View
Table 56.0%CrownGirdle: ThickPavilionCulet: NoneDepth 63.0%

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: $2,480 NZD|Low: $477 NZD|High: $2,480 NZD|Avg: $874 NZD|+16.0%
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
Retailer 15
Retailer 16
November 1, 2026
Retailer 16$545 NZD
Retailer 7$606 NZD
Retailer 13$619 NZD
Retailer 3$648 NZD
Retailer 4$680 NZD
Retailer 6$697 NZD
Retailer 5$722 NZD
Retailer 11$837 NZD
Retailer 8$867 NZD
Retailer 12$871 NZD
Retailer 15$879 NZD
Retailer 14$932 NZD
Retailer 2$1,183 NZD
Retailer 9$1,331 NZD
Retailer 10$1,494 NZD
NZ Jewellers$2,480 NZD

25 data points across 16 retailers

14 retailers$545 NZD to $2,480 NZD

A
Cheapest Retailer
-
$545 NZD
HK$2,400 HKD
A
Retailer 2
-
$619 NZD
$349 USD
View
A
Retailer 3
-
$648 NZD
$365 USD
View
A
Retailer 4
-
$680 NZD
SGD 518 SGD
View
B+
Retailer 5
-
$697 NZD
$393 USD
View
B+
Retailer 6
-
$722 NZD
$407 USD
View
B+
Retailer 7
-
$837 NZD
£371 GBP
View
B+
Retailer 8
-
$871 NZD
$491 USD
View
B+
Retailer 9
-
$879 NZD
$495 USD
View
B+
Retailer 10
-
$932 NZD
$525 USD
View
B
Retailer 11
-
$1,183 NZD
€635 EUR
View
B
Retailer 12
-
$1,331 NZD
£591 GBP
View
B
Retailer 13
-
$1,494 NZD
£663 GBP
View
Most Expensive
C
NZ Jewellers
62b542e0-85dc-439f-b00d-3f150e8ca140 · Oct 30
$2,480 NZD
$1,398 USD
View
13 more retailers have this diamond
Prices start from $545 NZDSave up to $1,935 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
$545 NZD