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Heart|Natural|GIA

1.24ct F SI2 Heart Natural Diamond

ID • F/SI2 • GIA 6541917759

Certificate GIA 6541917759

Diamond specifications and retailer prices

From £1,838 GBP
As of November 6, 2026
Save £2,110 GBP (53%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £3,948 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1.24ct natural heart diamond

This 1.24ct natural heart sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6541917759. Listed at 10 retailers as of November 4, 2026, with prices from £1,838 to £3,948, a £2,110 spread on the same certified stone. MOH London lists it at £3,948. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.24
Carat
F
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6541917759
Dimensions7.51 × 6.40 × 4.40 mm
L/W Ratio1.17
Culet sizeNone
Key to symbols
Cloud, Crystal, Feather, Needle
Top View
7.51 mm6.40 mm1.24 ctF / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6541917759
Side View
Table 64.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 58.6%

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: £3,948 GBP|Low: £1,827 GBP|High: £3,979 GBP|Avg: £2,477 GBP|-0.2%
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
November 6, 2026
Retailer 12£1,838 GBP
Retailer 8£1,843 GBP
Retailer 5£2,020 GBP
Retailer 13£2,256 GBP
Retailer 3£2,257 GBP
Retailer 2£2,327 GBP
Retailer 6£2,418 GBP
Retailer 9£2,443 GBP
Retailer 10£2,443 GBP
Retailer 11£2,525 GBP
Retailer 7£2,755 GBP
Retailer 4£3,043 GBP
MOH London£3,948 GBP

26 data points across 13 retailers

10 retailers£1,838 GBP to £3,948 GBP

A
Cheapest Retailer
-
£1,838 GBP
A
Retailer 2
-
£1,843 GBP
View
B+
Retailer 3
-
£2,256 GBP
View
B+
Retailer 4
-
£2,327 GBP
View
B+
Retailer 5
-
£2,418 GBP
View
B+
Retailer 6
-
£2,443 GBP
View
B+
Retailer 7
-
£2,443 GBP
View
B+
Retailer 8
-
£2,525 GBP
View
B+
Retailer 9
-
£2,755 GBP
View
Most Expensive
B
MOH London
CB8AE5CDA · Nov 4
£3,948 GBP
View
9 more retailers have this diamond
Prices start from £1,838 GBPSave up to £2,110 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
1.24ct Heart
£1,838 GBP