Round|Natural|GIA

0.37ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 2556960033

Certificate GIA 2556960033

Diamond specifications and retailer prices

From $367 USD
As of October 27, 2026
Save $1,041 USD (74%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,408 USD at NZ Jewellers · As of October 26, 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2556960033. Listed at 14 retailers as of October 26, 2026, with prices from $367 to $1,408, a $1,041 spread on the same certified stone. NZ Jewellers lists it at $1,408. 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.5°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 2556960033
Dimensions4.62 × 4.58 × 2.87 mm
L/W Ratio1.01
Key to symbols
Crystal, Feather, Cloud
Top View
4.62 mm4.58 mm0.37 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2556960033
Side View
Table 58.0%Crown 34.5°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $1,408 USD|Low: $367 USD|High: $1,408 USD|Avg: $597 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
Retailer 13
Retailer 14
October 28, 2026
Retailer 9$367 USD
Retailer 14$367 USD
Retailer 4$375 USD
Retailer 12$396 USD
Retailer 13$410 USD
Retailer 8$473 USD
Retailer 3$495 USD
Retailer 5$557 USD
Retailer 10$569 USD
Retailer 6$589 USD
Retailer 2$673 USD
Retailer 7$748 USD
Retailer 11$850 USD
NZ Jewellers$1,408 USD

26 data points across 14 retailers

14 retailers$367 USD to $1,408 USD

A
Cheapest Retailer
-
$367 USD
A
Retailer 2
-
$367 USD
View
Retailer 3
-
$375 USD
View
Price last confirmed 13 days ago
A
Retailer 4
-
$396 USD
View
A
Retailer 5
-
$410 USD
View
B+
Retailer 6
-
$473 USD
£372 GBP
View
B+
Retailer 7
-
$495 USD
View
B+
Retailer 8
-
$557 USD
View
B+
Retailer 9
-
$569 USD
ZAR 9,186 ZAR
View
Retailer 10
-
$589 USD
A$906 AUD
View
Price last confirmed 27 days ago
B+
Retailer 11
-
$673 USD
€641 EUR
View
B
Retailer 12
-
$748 USD
£589 GBP
View
B
Retailer 13
-
$850 USD
£669 GBP
View
Most Expensive
B
NZ Jewellers
63c46d40-0395-42b1-a368-1bacdb675ccb · Oct 26
$1,408 USD
View
13 more retailers have this diamond
Prices start from $367 USDSave up to $1,041 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
$367 USD