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Round|Natural|GIA

2.31ct J IF Round Natural Diamond

EX • J/IF • GIA 1226522718

Certificate GIA 1226522718

Diamond specifications and retailer prices

From £11,935 GBP
As of November 6, 2026
Save £9,837 GBP (45%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £21,773 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 2.31ct natural round diamond

This 2.31ct natural round sits in the two to three carat band, graded J colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1226522718. Listed at 17 retailers as of November 4, 2026, with prices from £11,935 to £21,773, a £9,837 spread on the same certified stone. MOH London lists it at £21,773. At this carat range, natural pricing varies dramatically across retailers, so the cross-retailer spread on this exact stone is your single best indicator of fair price.

The 4Cs

2.31
Carat
J
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 1226522718
Dimensions8.42 × 8.47 × 5.29 mm
L/W Ratio1.01
Girdle conditionThin to Slightly Thick
Cert comments
Minor details of polish are not shown.
Top View
8.42 mm8.47 mm2.31 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1226522718
Side View
Table 57.0%Crown 34.5°Girdle: THN-STKPavilion 41.6°Culet: NoneDepth 62.6%

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: £21,773 GBP|Low: £12,857 GBP|High: £22,094 GBP|Avg: £16,155 GBP|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 10£14,136 GBP
Retailer 7£14,144 GBP
Retailer 3£14,146 GBP
Retailer 8£14,566 GBP
Retailer 5£14,786 GBP
Retailer 6£15,057 GBP
Retailer 9£16,201 GBP
Retailer 4£16,256 GBP
Retailer 2£19,195 GBP
MOH London£21,773 GBP

45 data points across 10 retailers

17 retailers£11,935 GBP to £21,773 GBP

A
Cheapest Retailer
-
£11,935 GBP
B+
Retailer 2
-
£14,136 GBP
View
B+
Retailer 3
-
£14,144 GBP
View
B+
Retailer 4
-
£14,146 GBP
View
Retailer 5
-
£14,566 GBP
View
Price last confirmed 33 days ago
B+
Retailer 6
-
£14,780 GBP
View
B+
Retailer 7
-
£14,786 GBP
View
Final sale: no returns
B
Retailer 8
-
£15,057 GBP
View
Retailer 9
-
£15,430 GBP
View
Price last confirmed 8 days ago
B+
Retailer 10
-
£16,201 GBP
View
B+
Retailer 11
-
£16,214 GBP
View
B+
Retailer 12
-
£16,256 GBP
View
B
Retailer 13
-
£16,715 GBP
View
B
Retailer 14
-
£17,358 GBP
View
B
Retailer 15
-
£19,195 GBP
View
B
Retailer 16
-
£19,803 GBP
View
Most Expensive
B
MOH London
F2B047565 · Nov 4
£21,773 GBP
View
16 more retailers have this diamond
Prices start from £11,935 GBPSave up to £9,837 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
2.31ct Round
£11,935 GBP