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Round|Natural|GIA

0.37ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 2567333736

Certificate GIA 2567333736

Diamond specifications and retailer prices

From £186 GBP
₹23,741 INR
As of November 1, 2026
Save £817 GBP (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £1,003 GBP 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2567333736. Listed at 12 retailers as of October 30, 2026, with prices from £186 to £1,003, a £817 spread on the same certified stone. NZ Jewellers lists it at £1,003. 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
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 2567333736
Dimensions4.62 × 4.63 × 2.86 mm
L/W Ratio1.00
Girdle conditionMedium to Slightly Thick
Key to symbols
Cloud
Top View
4.62 mm4.63 mm0.37 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2567333736
Side View
Table 57.0%Crown 33.5°Girdle: UND-UNDPavilion 41.4°Culet: NoneDepth 61.9%

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: Nov 1
Current: £1,003 GBP|Low: £186 GBP|High: £1,051 GBP|Avg: £417 GBP|-4.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 5£186 GBP
Retailer 8£220 GBP
Retailer 11£262 GBP
Retailer 4£278 GBP
Retailer 12£292 GBP
Retailer 9£340 GBP
Retailer 10£372 GBP
Retailer 3£386 GBP
Retailer 2£429 GBP
Retailer 6£530 GBP
Retailer 7£605 GBP
NZ Jewellers£1,003 GBP

24 data points across 12 retailers

12 retailers£186 GBP to £1,003 GBP

A
Cheapest Retailer
-
£186 GBP
₹23,741 INR
A
Retailer 2
-
£220 GBP
HK$2,300 HKD
View
A
Retailer 3
-
£262 GBP
$351 USD
View
A
Retailer 4
-
£278 GBP
SGD 503 SGD
View
A
Retailer 5
-
£292 GBP
$391 USD
View
B+
Retailer 6
-
£340 GBP
$455 USD
View
B+
Retailer 7
-
£372 GBP
$498 USD
View
B+
Retailer 8
-
£386 GBP
$517 USD
View
B+
Retailer 9
-
£429 GBP
€547 EUR
View
B
Retailer 10
-
£530 GBP
View
B
Retailer 11
-
£605 GBP
View
Most Expensive
B
NZ Jewellers
f679617a-64ed-48ff-bb02-3f6f4a8c25da · Oct 30
£1,003 GBP
$1,344 USD
View
11 more retailers have this diamond
Prices start from £186 GBPSave up to £817 GBP

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
£186 GBP