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Round|Natural|IGI

2.50ct J IF Round Natural Diamond

EX • J/IF • IGI 629447143

Shape and cutting style on the report: Round brilliant

Certificate IGI 629447143

Diamond specifications and retailer prices

From £11,487 GBP
As of November 1, 2026
Save £6,926 GBP (38%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £18,412 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 2.5ct natural round diamond

This 2.5ct 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 IGI 629447143. Listed at 16 retailers as of November 1, 2026, with prices from £11,487 to £18,412, a £6,926 spread on the same certified stone. MOH London lists it at £18,412. 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

2.50
Carat
J
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle41.2°
OriginNatural
Grading LabIGI
CertificateIGI 629447143
Dimensions8.60 × 8.56 × 5.42 mm
L/W Ratio1.00
Culet sizePointed
Top View
8.60 mm8.56 mm2.50 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 629447143
Side View
Table 59.0%Crown 35.6°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 63.2%

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: £18,412 GBP|Low: £11,245 GBP|High: £18,412 GBP|Avg: £13,735 GBP|+3.0%
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
November 6, 2026
Retailer 7£11,487 GBP
Retailer 8£11,619 GBP
Retailer 16£11,996 GBP
Retailer 11£12,427 GBP
Retailer 5£12,504 GBP
Retailer 3£12,761 GBP
Retailer 6£12,773 GBP
Retailer 4£13,918 GBP
Retailer 2£13,993 GBP
Retailer 15£14,135 GBP
Retailer 12£14,232 GBP
Retailer 9£14,501 GBP
Retailer 13£14,679 GBP
Retailer 10£16,232 GBP
Retailer 14£16,747 GBP
MOH London£18,412 GBP

25 data points across 16 retailers

16 retailers£11,487 GBP to £18,412 GBP

A
Cheapest Retailer
-
£11,487 GBP
A
Retailer 2
-
£11,619 GBP
View
A
Retailer 3
-
£11,996 GBP
View
A
Retailer 4
-
£12,427 GBP
View
A
Retailer 5
-
£12,504 GBP
View
Final sale: no returns
A
Retailer 6
-
£12,761 GBP
View
Retailer 7
-
£12,773 GBP
View
Price last confirmed 8 days ago
A
Retailer 8
-
£13,918 GBP
View
B+
Retailer 9
-
£13,993 GBP
View
B+
Retailer 10
-
£14,135 GBP
View
B+
Retailer 11
-
£14,232 GBP
View
B+
Retailer 12
-
£14,501 GBP
View
B+
Retailer 13
-
£14,679 GBP
View
B+
Retailer 14
-
£16,232 GBP
View
B+
Retailer 15
-
£16,747 GBP
View
Most Expensive
B
MOH London
D4F90D123 · Nov 4
£18,412 GBP
View
15 more retailers have this diamond
Prices start from £11,487 GBPSave up to £6,926 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
2.50ct Round
£11,487 GBP