Round|Natural|GIA

0.37ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 6345038007

Certificate GIA 6345038007

Diamond specifications and retailer prices

From $307 USD
HK$2,400 HKD
As of October 30, 2026
Save $1,091 USD (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,398 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 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 $307 to $1,398, a $1,091 spread on the same certified stone. NZ Jewellers lists it at $1,398. 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
Color
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: Oct 30
Current: $1,398 USD|Low: $269 USD|High: $1,398 USD|Avg: $490 USD|+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
October 31, 2026
Retailer 16$307 USD
Retailer 7$342 USD
Retailer 13$349 USD
Retailer 3$365 USD
Retailer 4$383 USD
Retailer 6$393 USD
Retailer 5$407 USD
Retailer 2$468 USD
Retailer 8$489 USD
Retailer 12$491 USD
Retailer 15$495 USD
Retailer 14$525 USD
Retailer 10$671 USD
Retailer 9$752 USD
Retailer 11$847 USD
NZ Jewellers$1,398 USD

24 data points across 16 retailers

14 retailers$307 USD to $1,398 USD

A
Cheapest Retailer
-
$307 USD
HK$2,400 HKD
A
Retailer 2
-
$349 USD
View
A
Retailer 3
-
$365 USD
View
A
Retailer 4
-
$383 USD
SGD 518 SGD
View
B+
Retailer 5
-
$393 USD
View
B+
Retailer 6
-
$407 USD
View
B+
Retailer 7
-
$468 USD
£368 GBP
View
B+
Retailer 8
-
$491 USD
View
B+
Retailer 9
-
$495 USD
View
B+
Retailer 10
-
$525 USD
View
B
Retailer 11
-
$671 USD
€639 EUR
View
B
Retailer 12
-
$752 USD
£592 GBP
View
B
Retailer 13
-
$847 USD
£667 GBP
View
Most Expensive
C
NZ Jewellers
62b542e0-85dc-439f-b00d-3f150e8ca140 · Oct 30
$1,398 USD
View
13 more retailers have this diamond
Prices start from $307 USDSave up to $1,091 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
$307 USD