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Oval|Natural|GIA

0.40ct G SI2 Oval Natural Diamond

EX • G/SI2 • GIA 6561263183

Certificate GIA 6561263183

Diamond specifications and retailer prices

From £269 GBP
$361 USD
As of October 30, 2026
Save £491 GBP (65%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £760 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.4ct natural oval diamond

This 0.4ct natural oval sits in the sub-half-carat band, graded G 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 6561263183. Listed at 14 retailers as of October 29, 2026, with prices from £269 to £760, a £491 spread on the same certified stone. MOH London lists it at £760. 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

0.40
Carat
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle37.9°
Pavilion angle39°
OriginNatural
Grading LabGIA
CertificateGIA 6561263183
Dimensions5.73 × 4.08 × 2.55 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizeNone
Top View
5.73 mm4.08 mm0.40 ctG / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6561263183
Side View
Table 61.0%Crown 37.9°Girdle: STK-VTKPavilion 39°Culet: NoneDepth 62.7%

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: £760 GBP|Low: £239 GBP|High: £1,260 GBP|Avg: £461 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
October 31, 2026
Retailer 7£239 GBP
Retailer 8£269 GBP
Retailer 11£274 GBP
Retailer 14£297 GBP
Retailer 3£306 GBP
Retailer 5£319 GBP
Retailer 15£319 GBP
Retailer 12£343 GBP
Retailer 13£370 GBP
Retailer 4£379 GBP
Retailer 2£407 GBP
Retailer 10£497 GBP
Retailer 9£665 GBP
MOH London£760 GBP
Retailer 6£1,255 GBP

27 data points across 15 retailers

14 retailers£269 GBP to £760 GBP

A
Cheapest Retailer
-
£269 GBP
$361 USD
A
Retailer 2
-
£274 GBP
$367 USD
View
Final sale: no returns
A
Retailer 3
-
£297 GBP
$398 USD
View
A
Retailer 4
-
£306 GBP
HK$3,200 HKD
View
A
Retailer 5
-
£319 GBP
$428 USD
View
A
Retailer 6
-
£319 GBP
$428 USD
View
B+
Retailer 7
-
£343 GBP
$459 USD
View
B+
Retailer 8
-
£370 GBP
$496 USD
View
B+
Retailer 9
-
£379 GBP
$508 USD
View
B
Retailer 10
-
£407 GBP
View
B
Retailer 11
-
£497 GBP
€634 EUR
View
B
Retailer 12
-
£665 GBP
View
Most Expensive
B
MOH London
AEBAEA026 · Oct 29
£760 GBP
View
12 more retailers have this diamond
Prices start from £269 GBPSave up to £491 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
0.40ct Oval
£269 GBP