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Oval|Natural|GIA

1.26ct G SI1 Oval Natural Diamond

EX • G/SI1 • GIA 5242089362

Certificate GIA 5242089362

Diamond specifications and retailer prices

From £2,458 GBP
As of November 6, 2026
Save £2,524 GBP (51%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £4,982 GBP at MOH London · As of November 7, 2026
View at MOH London

About this 1.26ct natural oval diamond

This 1.26ct natural oval sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5242089362. Listed at 6 retailers as of November 6, 2026, with prices from £2,458 to £4,982, a £2,524 spread on the same certified stone. MOH London lists it at £4,982. 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

1.26
Carat
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishGood
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5242089362
Dimensions8.29 × 6.07 × 3.98 mm
L/W Ratio1.37
Girdle conditionFaceted
Key to symbols
Feather, Crystal
Top View
8.29 mm6.07 mm1.26 ctG / SI1
OriginNatural
CutExcellent
PolishGood
SymmetryGood
FluorescenceNone
CertificateGIA 5242089362
Side View
Table 54.0%CrownGirdle: STK-THKPavilionCulet: NDepth 65.5%

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 6
Current: £4,982 GBP|Low: £2,447 GBP|High: £5,069 GBP|Avg: £3,162 GBP|-1.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 7, 2026
Retailer 4£2,447 GBP
Retailer 5£2,458 GBP
Retailer 6£2,603 GBP
Retailer 3£2,983 GBP
Retailer 2£3,033 GBP
MOH London£4,982 GBP

31 data points across 6 retailers

6 retailers£2,458 GBP to £4,982 GBP

Retailer 1
-
£2,447 GBP
Price last confirmed 10 days ago
A
Retailer 2
-
£2,458 GBP
View
A
Retailer 3
-
£2,603 GBP
View
B+
Retailer 4
-
£2,983 GBP
View
B+
Retailer 5
-
£3,033 GBP
View
Most Expensive
B
MOH London
FCC216103 · Nov 7
£4,982 GBP
View
5 more retailers have this diamond
Prices start from £2,458 GBPSave up to £2,524 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
1.26ct Oval
£2,458 GBP