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Round|Natural|IGI

1.25ct K IF Round Natural Diamond

EX • K/IF • IGI F5F93294

Shape and cutting style on the report: Round brilliant

Certificate IGI F5F93294

Diamond specifications and retailer prices

From £2,708 GBP
As of November 6, 2026
Save £589 GBP (18%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £3,297 GBP at Quality Diamonds UK · As of November 5, 2026
View at Quality Diamonds UK

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 K colour (faint-tinted) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI F5F93294. Listed at 5 retailers as of November 5, 2026, with prices from £2,708 to £3,297, a £589 spread on the same certified stone. Quality Diamonds UK lists it at £3,297. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
K
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI F5F93294
Dimensions6.91 × 6.95 × 4.26 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
"IDEAL CUT ROUND BRILLIANT"
Top View
6.91 mm6.95 mm1.25 ctK / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI F5F93294
Side View
Table 57.5%Crown 34.5°GirdlePavilion 41°Culet: NoneDepth 61.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £3,297 GBP|Low: £2,545 GBP|High: £3,330 GBP|Avg: £2,893 GBP|-0.1%
Quality Diamonds UK
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 6£2,545 GBP
Retailer 4£2,708 GBP
Retailer 3£2,867 GBP
Retailer 2£2,922 GBP
Retailer 5£2,976 GBP
Quality Diamonds UK£3,297 GBP

36 data points across 6 retailers

5 retailers£2,708 GBP to £3,297 GBP

A
Cheapest Retailer
-
£2,708 GBP
Retailer 2
-
£2,867 GBP
View
Price last confirmed 8 days ago
A
Retailer 3
-
£2,922 GBP
View
B+
Retailer 4
-
£2,976 GBP
View
Most Expensive
B+
Quality Diamonds UK
133/517113BE1 · Nov 5
£3,297 GBP
View
4 more retailers have this diamond
Prices start from £2,708 GBPSave up to £589 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
£2,708 GBP