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Heart|Natural|GIA

1.00ct K SI2 Heart Natural Diamond

EX • K/SI2 • GIA 7462129285

Certificate GIA 7462129285

Diamond specifications and retailer prices

From £965 GBP
As of November 6, 2026
Save £983 GBP (50%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £1,948 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1ct natural heart diamond

This 1ct natural heart sits in the classic one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7462129285. Listed at 7 retailers as of November 4, 2026, with prices from £965 to £1,948, a £983 spread on the same certified stone. MOH London lists it at £1,948. 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

1.00
Carat
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7462129285
Dimensions5.56 × 5.46 × 3.77 mm
L/W Ratio1.02
Top View
5.56 mm5.46 mm1.00 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7462129285
Side View
Table 60.0%CrownGirdle: THN-THKPavilionCulet: NoneDepth 69.0%

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: £1,948 GBP|Low: £956 GBP|High: £1,976 GBP|Avg: £1,309 GBP|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 4£965 GBP
Retailer 5£1,033 GBP
Retailer 8£1,101 GBP
Retailer 7£1,216 GBP
Retailer 3£1,230 GBP
Retailer 6£1,278 GBP
Retailer 9£1,326 GBP
Retailer 2£1,543 GBP
MOH London£1,948 GBP

41 data points across 9 retailers

7 retailers£965 GBP to £1,948 GBP

A
Cheapest Retailer
-
£965 GBP
A
Retailer 2
-
£1,033 GBP
View
B+
Retailer 3
-
£1,216 GBP
View
B+
Retailer 4
-
£1,230 GBP
View
B+
Retailer 5
-
£1,278 GBP
View
B
Retailer 6
-
£1,543 GBP
View
Most Expensive
B
MOH London
66742964B · Nov 4
£1,948 GBP
View
6 more retailers have this diamond
Prices start from £965 GBPSave up to £983 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
1.00ct Heart
£965 GBP