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Oval|Natural|GIA

3.03ct H SI2 Oval Natural Diamond

EX • H/SI2 • GIA 6511758131

Certificate GIA 6511758131

Diamond specifications and retailer prices

From £20,923 GBP
$28,035 USD
As of October 30, 2026
Save £16,442 GBP (44%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £37,366 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 3.03ct natural oval diamond

This 3.03ct natural oval sits in the three to five carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6511758131. Listed at 18 retailers as of October 26, 2026, with prices from £20,923 to £37,366, a £16,442 spread on the same certified stone. MOH London lists it at £37,366. 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

3.03
Carat
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6511758131
Dimensions11.35 × 8.11 × 5.09 mm
L/W Ratio1.40
Top View
11.35 mm8.11 mm3.03 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6511758131
Side View
Table 60.0%CrownGirdle: ThickPavilionCulet: 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 30
Current: £37,366 GBP|Low: £20,923 GBP|High: £38,987 GBP|Avg: £25,966 GBP|-1.1%
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
Retailer 16
October 31, 2026
Retailer 4£20,923 GBP
Retailer 5£21,902 GBP
Retailer 16£21,970 GBP
Retailer 8£22,750 GBP
Retailer 3£24,367 GBP
Retailer 12£24,889 GBP
Retailer 11£25,089 GBP
Retailer 6£25,204 GBP
Retailer 15£25,204 GBP
Retailer 13£25,885 GBP
Retailer 14£26,881 GBP
Retailer 2£26,914 GBP
Retailer 7£28,213 GBP
Retailer 10£28,405 GBP
Retailer 9£28,946 GBP
MOH London£37,366 GBP

33 data points across 16 retailers

18 retailers£20,923 GBP to £37,366 GBP

A
Cheapest Retailer
-
£20,923 GBP
$28,035 USD
A
Retailer 2
-
£21,902 GBP
$29,346 USD
View
Final sale: no returns
B+
Retailer 3
-
£21,970 GBP
$29,438 USD
View
B+
Retailer 4
-
£22,750 GBP
CA$42,337 CAD
View
B+
Retailer 5
-
£23,444 GBP
$31,412 USD
View
B+
Retailer 6
-
£24,367 GBP
$32,649 USD
View
B+
Retailer 7
-
£24,889 GBP
$33,349 USD
View
B+
Retailer 8
-
£25,089 GBP
$33,616 USD
View
B+
Retailer 9
-
£25,204 GBP
$33,770 USD
View
B+
Retailer 10
-
£25,204 GBP
$33,770 USD
View
B+
Retailer 11
-
£25,885 GBP
$34,683 USD
View
B+
Retailer 12
-
£26,047 GBP
$34,900 USD
View
B+
Retailer 13
-
£26,881 GBP
$36,017 USD
View
B
Retailer 14
-
£26,914 GBP
View
B
Retailer 15
-
£28,213 GBP
$37,802 USD
View
B
Retailer 16
-
£28,405 GBP
View
B
Retailer 17
-
£28,946 GBP
€36,938 EUR
View
Most Expensive
B
MOH London
14763F36D · Oct 26
£37,366 GBP
View
17 more retailers have this diamond
Prices start from £20,923 GBPSave up to £16,442 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
3.03ct Oval
£20,923 GBP