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Heart|Natural|GIA

1.02ct I SI2 Heart Natural Diamond

EX • I/SI2 • GIA 2566621498

Certificate GIA 2566621498

Diamond specifications and retailer prices

From £688 GBP
As of November 6, 2026
Save £1,748 GBP (72%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £2,436 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.02ct natural heart diamond

This 1.02ct natural heart sits in the classic one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2566621498. Listed at 11 retailers as of November 5, 2026, with prices from £688 to £2,436, a £1,748 spread on the same certified stone. NZ Jewellers lists it at £2,436. 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
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2566621498
Dimensions6.17 × 6.78 × 4.05 mm
L/W Ratio1.10
Girdle conditionFaceted
Top View
6.17 mm6.78 mm1.02 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2566621498
Side View
Table 59.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 59.8%

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: £2,436 GBP|Low: £688 GBP|High: £2,436 GBP|Avg: £1,098 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 6£688 GBP
Retailer 2£855 GBP
Retailer 11£897 GBP
Retailer 9£958 GBP
Retailer 7£982 GBP
Retailer 3£1,109 GBP
Retailer 10£1,130 GBP
Retailer 4£1,180 GBP
Retailer 8£1,385 GBP
Retailer 5£1,490 GBP
NZ Jewellers£2,436 GBP

7 data points across 11 retailers

11 retailers£688 GBP to £2,436 GBP

A
Cheapest Retailer
-
£688 GBP
A
Retailer 2
-
£855 GBP
View
Final sale: no returns
A
Retailer 3
-
£897 GBP
View
A
Retailer 4
-
£958 GBP
View
A
Retailer 5
-
£982 GBP
View
A
Retailer 6
-
£1,109 GBP
View
A
Retailer 7
-
£1,130 GBP
View
A
Retailer 8
-
£1,180 GBP
View
B+
Retailer 9
-
£1,385 GBP
View
B+
Retailer 10
-
£1,490 GBP
View
Most Expensive
B
NZ Jewellers
b4b4d12b-96a9-491e-b95c-dd5064d396c6 · Nov 5
£2,436 GBP
$3,261 USD
View
10 more retailers have this diamond
Prices start from £688 GBPSave up to £1,748 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
£688 GBP