Round|Natural|GIA

0.37ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 2556358382

Certificate GIA 2556358382

Diamond specifications and retailer prices

From $391 USD
As of October 28, 2026
Save $1,264 USD (76%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,655 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 E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2556358382. Listed at 18 retailers as of October 26, 2026, with prices from $391 to $1,655, a $1,264 spread on the same certified stone. NZ Jewellers lists it at $1,655. 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
E
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2556358382
Dimensions4.56 × 4.59 × 2.84 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal
Top View
4.56 mm4.59 mm0.37 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2556358382
Side View
Table 60.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.0%

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 28
Current: $533 USD|Low: $467 USD|High: $1,010 USD|Avg: $663 USD|+6.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 5$474 USD
Retailer 6$489 USD
Retailer 1$533 USD
Retailer 4$697 USD
Retailer 2$893 USD
Retailer 3$1,002 USD

44 data points across 6 retailers

18 retailers$391 USD to $1,655 USD

A
Cheapest Retailer
-
$391 USD
A
Retailer 2
-
$405 USD
View
Price last confirmed 35 days ago
A
Retailer 3
-
$407 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$421 USD
View
A
Retailer 5
-
$421 USD
View
A
Retailer 6
-
$427 USD
View
A
Retailer 7
-
$447 USD
A$687 AUD
View
A
Retailer 8
-
$451 USD
View
A
Retailer 9
-
$489 USD
View
A
Retailer 10
-
$504 USD
View
A
Retailer 11
-
$533 USD
View
A
Retailer 12
-
$533 USD
£420 GBP
View
B+
Retailer 13
-
$586 USD
View
B+
Retailer 14
-
$697 USD
€664 EUR
View
B
Retailer 15
-
$893 USD
£703 GBP
View
B
Retailer 16
-
$1,002 USD
£789 GBP
View
B
Retailer 17
-
$1,209 USD
CA$1,679 CAD
View
Most Expensive
B
NZ Jewellers
4b6f9582-4c5b-4f3e-b775-61dbdd9d3405 · Oct 26
$1,655 USD
View
17 more retailers have this diamond
Prices start from $391 USDSave up to $1,264 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
$391 USD