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Round|Natural|GIA

1.15ct K IF Round Natural Diamond

EX • K/IF • GIA 1143558672

Certificate GIA 1143558672

Diamond specifications and retailer prices

From £2,645 GBP
As of November 1, 2026
Save £2,480 GBP (48%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £5,125 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1.15ct natural round diamond

This 1.15ct natural round sits in the classic one-carat band, graded K colour (faint-tinted) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1143558672. Listed at 5 retailers as of November 1, 2026, with prices from £2,645 to £5,125, a £2,480 spread on the same certified stone. MOH London lists it at £5,125. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.15
Carat
K
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1143558672
Dimensions6.88 × 6.85 × 4.09 mm
L/W Ratio1.00
Top View
6.88 mm6.85 mm1.15 ctK / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1143558672
Side View
Table 60.0%CrownGirdle: THN-MEDPavilionCulet: NoneDepth 59.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £5,125 GBP|Low: £2,632 GBP|High: £5,201 GBP|Avg: £3,542 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 6£2,632 GBP
Retailer 4£2,645 GBP
Retailer 2£3,248 GBP
Retailer 3£3,624 GBP
Retailer 5£3,650 GBP
MOH London£5,125 GBP

43 data points across 6 retailers

5 retailers£2,645 GBP to £5,125 GBP

B+
Cheapest Retailer
-
£2,645 GBP
B+
Retailer 2
-
£3,248 GBP
View
B
Retailer 3
-
£3,624 GBP
View
Retailer 4
-
£3,650 GBP
View
Price last confirmed 14 days ago
Most Expensive
B
MOH London
B54DED83A · Nov 4
£5,125 GBP
View
4 more retailers have this diamond
Prices start from £2,645 GBPSave up to £2,480 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.

B+
1.15ct Round
£2,645 GBP