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Heart|Natural|GIA

1.20ct F SI2 Heart Natural Diamond

EX • F/SI2 • GIA 6282626784

Certificate GIA 6282626784

Diamond specifications and retailer prices

From £2,306 GBP
As of November 4, 2026
Save £2,489 GBP (52%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £4,794 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.2ct natural heart diamond

This 1.2ct 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 6282626784. Listed at 15 retailers as of November 1, 2026, with prices from £2,306 to £4,794, a £2,489 spread on the same certified stone. MOH London lists it at £4,794. 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

1.20
Carat
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6282626784
Dimensions6.47 × 7.25 × 4.07 mm
L/W Ratio1.12
Top View
6.47 mm7.25 mm1.20 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6282626784
Side View
Table 60.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 56.2%

Caratlytics Score

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

Price History

Last verified: Nov 4
Current: £4,794 GBP|Low: £2,306 GBP|High: £5,408 GBP|Avg: £3,715 GBP|-7.8%
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 9£2,306 GBP
Retailer 10£2,386 GBP
Retailer 11£2,439 GBP
Retailer 8£2,603 GBP
Retailer 4£2,812 GBP
Retailer 2£2,819 GBP
Retailer 6£2,903 GBP
Retailer 12£2,944 GBP
Retailer 13£2,944 GBP
Retailer 3£3,041 GBP
Retailer 7£4,142 GBP
MOH London£4,794 GBP
Retailer 5£5,408 GBP

44 data points across 13 retailers

15 retailers£2,306 GBP to £4,794 GBP

B+
Cheapest Retailer
-
£2,306 GBP
B+
Retailer 2
-
£2,386 GBP
View
B+
Retailer 3
-
£2,439 GBP
View
B+
Retailer 4
-
£2,603 GBP
View
Retailer 5
-
£2,812 GBP
View
Price last confirmed 45 days ago
Retailer 6
-
£2,812 GBP
View
Price last confirmed 8 days ago
B
Retailer 7
-
£2,819 GBP
View
B
Retailer 8
-
£2,903 GBP
View
B
Retailer 9
-
£2,944 GBP
View
B
Retailer 10
-
£2,944 GBP
View
B
Retailer 11
-
£3,041 GBP
View
Retailer 12
-
£3,245 GBP
View
Price last confirmed 45 days ago
Retailer 13
-
£3,512 GBP
View
Price last confirmed 14 days ago
B
Retailer 14
-
£4,142 GBP
View
Most Expensive
B
MOH London
9928E43A6 · Nov 1
£4,794 GBP
View
14 more retailers have this diamond
Prices start from £2,306 GBPSave up to £2,489 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+
1.20ct Heart
£2,306 GBP