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0.37ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 2507165084

Shape and cutting style on the report: Round brilliant

Certificate GIA 2507165084

Diamond specifications and retailer prices

From $635 AUD
$446 USD
As of October 28, 2026
Save $2,050 AUD (76%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,685 AUD 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 2507165084. Listed at 14 retailers as of October 26, 2026, with prices from $635 to $2,685, a $2,050 spread on the same certified stone. NZ Jewellers lists it at $2,685. 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
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2507165084
Dimensions4.57 × 4.59 × 2.87 mm
L/W Ratio1.00
Star length45%
Lower girdle80%
Top View
4.57 mm4.59 mm0.37 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2507165084
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.6%

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 28
Current: $2,685 AUD|Low: $762 AUD|High: $2,685 AUD|Avg: $1,363 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 29, 2026
Retailer 5$776 AUD
Retailer 2$869 AUD
Retailer 4$945 AUD
Retailer 3$1,627 AUD
NZ Jewellers$2,685 AUD

44 data points across 5 retailers

14 retailers$635 AUD to $2,685 AUD

A
Cheapest Retailer
-
$635 AUD
$446 USD
A
Retailer 2
-
$655 AUD
$460 USD
View
Price last confirmed 35 days ago
A
Retailer 3
-
$660 AUD
$464 USD
View
Price last confirmed 22 days ago
A
Retailer 4
-
$683 AUD
$480 USD
View
A
Retailer 5
-
$683 AUD
$480 USD
View
A
Retailer 6
-
$732 AUD
$514 USD
View
B+
Retailer 7
-
$826 AUD
$580 USD
View
B+
Retailer 8
-
$826 AUD
$580 USD
View
B+
Retailer 9
-
$854 AUD
$600 USD
View
B+
Retailer 10
-
$869 AUD
£481 GBP
View
B+
Retailer 11
-
$945 AUD
€632 EUR
View
B
Retailer 12
-
$1,390 AUD
£769 GBP
View
B
Retailer 13
-
$1,627 AUD
£900 GBP
View
Most Expensive
B
NZ Jewellers
de3fd185-9cb3-48d6-82dc-d8dbf7b9bcb2 · Oct 26
$2,685 AUD
$1,886 USD
View
13 more retailers have this diamond
Prices start from $635 AUDSave up to $2,050 AUD

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
$635 AUD