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Round|Natural|GIA

0.37ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 2518174813

Certificate GIA 2518174813

Diamond specifications and retailer prices

From $978 NZD
₹52,318 INR
As of October 28, 2026
Save $1,457 NZD (60%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,147 NZD 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 2518174813. Listed at 16 retailers as of October 28, 2026, with a 149% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
FluorescenceFaint
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2518174813
Dimensions4.55 × 4.58 × 2.87 mm
L/W Ratio1.01
Top View
4.55 mm4.58 mm0.37 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2518174813
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.8%

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: $4,147 NZD|Low: $972 NZD|High: $4,147 NZD|Avg: $1,676 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 7$978 NZD
Retailer 10$1,221 NZD
Retailer 3$1,323 NZD
Retailer 11$1,323 NZD
Retailer 8$1,353 NZD
Retailer 9$1,373 NZD
Retailer 4$1,526 NZD
Retailer 12$1,558 NZD
Retailer 2$1,574 NZD
Retailer 6$1,714 NZD
Retailer 5$2,435 NZD
NZ Jewellers$4,147 NZD

42 data points across 12 retailers

16 retailers$978 NZD to $2,435 NZD

A
Cheapest Retailer
-
$978 NZD
₹52,318 INR
B+
Retailer 2
-
$1,221 NZD
$686 USD
View
Final sale: no returns
B+
Retailer 3
-
$1,242 NZD
A$1,073 AUD
View
B+
Retailer 4
-
$1,318 NZD
$740 USD
View
Price last confirmed 39 days ago
B
Retailer 5
-
$1,323 NZD
$743 USD
View
B
Retailer 6
-
$1,323 NZD
$743 USD
View
B+
Retailer 7
-
$1,328 NZD
$746 USD
View
Price last confirmed 59 days ago
B+
Retailer 8
-
$1,353 NZD
$760 USD
View
B+
Retailer 9
-
$1,373 NZD
$771 USD
View
B
Retailer 10
-
$1,526 NZD
$857 USD
View
B
Retailer 11
-
$1,533 NZD
$861 USD
View
Price last confirmed 58 days ago
B
Retailer 12
-
$1,558 NZD
$875 USD
View
B
Retailer 13
-
$1,574 NZD
£696 GBP
View
B
Retailer 14
-
$1,714 NZD
€917 EUR
View
B
Retailer 15
-
$2,435 NZD
£1,077 GBP
View
Most Expensive
B
NZ Jewellers
f4143bb2-f1ab-460f-b1d0-b398ef03f8a4 · Oct 26
$4,147 NZD
$2,329 USD
View
Price under review
15 more retailers have this diamond
Prices start from $978 NZDSave up to $1,457 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
$978 NZD