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Heart|Natural|GIA

1.02ct J SI1 Heart Natural Diamond

EX • J/SI1 • GIA 6561401753

Certificate GIA 6561401753

Diamond specifications and retailer prices

From £965 GBP
As of November 6, 2026
Save £1,393 GBP (59%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £2,358 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 1.02ct natural heart diamond

This 1.02ct natural heart sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6561401753. Listed at 11 retailers as of November 2, 2026, with prices from £965 to £2,358, a £1,393 spread on the same certified stone. MOH London lists it at £2,358. 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

1.02
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6561401753
Dimensions5.92 × 6.94 × 4.08 mm
L/W Ratio1.17
Girdle conditionFaceted
Top View
5.92 mm6.94 mm1.02 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6561401753
Side View
Table 59.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 58.8%

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: £2,358 GBP|Low: £956 GBP|High: £2,420 GBP|Avg: £1,475 GBP|-2.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 8£965 GBP
Retailer 7£1,233 GBP
Retailer 9£1,242 GBP
Retailer 2£1,305 GBP
Retailer 5£1,306 GBP
Retailer 4£1,343 GBP
Retailer 11£1,390 GBP
Retailer 10£1,449 GBP
Retailer 6£1,643 GBP
Retailer 3£2,005 GBP
MOH London£2,358 GBP

17 data points across 11 retailers

11 retailers£965 GBP to £2,358 GBP

A
Cheapest Retailer
-
£965 GBP
B+
Retailer 2
-
£1,233 GBP
View
B+
Retailer 3
-
£1,242 GBP
View
Final sale: no returns
B+
Retailer 4
-
£1,305 GBP
View
B+
Retailer 5
-
£1,306 GBP
View
B+
Retailer 6
-
£1,343 GBP
View
B+
Retailer 7
-
£1,390 GBP
View
B+
Retailer 8
-
£1,449 GBP
View
B+
Retailer 9
-
£1,643 GBP
View
B
Retailer 10
-
£2,005 GBP
View
Most Expensive
B
MOH London
5AEAB6B3D · Nov 2
£2,358 GBP
View
10 more retailers have this diamond
Prices start from £965 GBPSave up to £1,393 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
1.02ct Heart
£965 GBP