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0.37ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 6562597444

Certificate GIA 6562597444

Diamond specifications and retailer prices

From £184 GBP
₹23,456 INR
As of November 1, 2026
Save £395 GBP (68%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £579 GBP at MOH London · As of November 1, 2026
View at MOH London

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 6562597444. Listed at 16 retailers as of November 1, 2026, with prices from £184 to £579, a £395 spread on the same certified stone. MOH London lists it at £579. 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
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6562597444
Dimensions4.58 × 4.62 × 2.82 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Cloud, Crystal
Top View
4.58 mm4.62 mm0.37 ctH / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6562597444
Side View
Table 59.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.2%

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: £579 GBP|Low: £184 GBP|High: £588 GBP|Avg: £336 GBP|-0.2%
MOH London
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
Retailer 15
November 2, 2026
Retailer 10£184 GBP
Retailer 6£220 GBP
Retailer 14£251 GBP
Retailer 4£272 GBP
Retailer 2£280 GBP
Retailer 7£286 GBP
Retailer 13£290 GBP
Retailer 8£322 GBP
Retailer 3£337 GBP
Retailer 11£348 GBP
Retailer 15£365 GBP
Retailer 5£396 GBP
Retailer 9£422 GBP
Retailer 12£508 GBP
MOH London£579 GBP

10 data points across 15 retailers

16 retailers£184 GBP to £579 GBP

A
Cheapest Retailer
-
£184 GBP
₹23,456 INR
A
Retailer 2
-
£220 GBP
HK$2,300 HKD
View
A
Retailer 3
-
£251 GBP
$336 USD
View
A
Retailer 4
-
£272 GBP
$365 USD
View
A
Retailer 5
-
£280 GBP
$375 USD
View
A
Retailer 6
-
£281 GBP
A$580 AUD
View
A
Retailer 7
-
£286 GBP
$383 USD
View
A
Retailer 8
-
£290 GBP
$388 USD
View
B+
Retailer 9
-
£322 GBP
View
B+
Retailer 10
-
£337 GBP
$452 USD
View
B+
Retailer 11
-
£348 GBP
$467 USD
View
B+
Retailer 12
-
£365 GBP
$489 USD
View
B+
Retailer 13
-
£396 GBP
$530 USD
View
B+
Retailer 14
-
£422 GBP
€539 EUR
View
B
Retailer 15
-
£508 GBP
View
Most Expensive
B
MOH London
66D0936F1 · Nov 1
£579 GBP
View
15 more retailers have this diamond
Prices start from £184 GBPSave up to £395 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
£184 GBP