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1.25ct I IF Round Natural Diamond

EX • I/IF • IGI 761526268

Shape and cutting style on the report: Round brilliant

Certificate IGI 761526268

Diamond specifications and retailer prices

From £2,728 GBP
As of November 4, 2026
Save £2,265 GBP (45%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £4,994 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 1.25ct natural round diamond

This 1.25ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 761526268. Listed at 6 retailers as of November 2, 2026, with prices from £2,728 to £4,994, a £2,265 spread on the same certified stone. MOH London lists it at £4,994. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
I
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 761526268
Dimensions6.90 × 6.85 × 4.29 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
6.90 mm6.85 mm1.25 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 761526268
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.4%

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 4
Current: £4,994 GBP|Low: £2,728 GBP|High: £5,133 GBP|Avg: £3,378 GBP|-2.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 4£2,728 GBP
Retailer 5£2,994 GBP
Retailer 2£3,043 GBP
Retailer 6£3,206 GBP
Retailer 3£3,352 GBP
MOH London£4,994 GBP

20 data points across 6 retailers

6 retailers£2,728 GBP to £4,994 GBP

A
Cheapest Retailer
-
£2,728 GBP
A
Retailer 2
-
£2,994 GBP
View
A
Retailer 3
-
£3,043 GBP
View
Retailer 4
-
£3,206 GBP
View
Price last confirmed 23 days ago
A
Retailer 5
-
£3,352 GBP
View
Most Expensive
B+
MOH London
ACF4FCD3B · Nov 2
£4,994 GBP
View
5 more retailers have this diamond
Prices start from £2,728 GBPSave up to £2,265 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
1.25ct Round
£2,728 GBP