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Heart|Natural|GIA

1.02ct I SI2 Heart Natural Diamond

ID • I/SI2 • GIA 2556347157

Certificate GIA 2556347157

Diamond specifications and retailer prices

From £970 GBP
As of November 6, 2026
Save £2,285 GBP (70%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £3,256 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 2556347157. Listed at 15 retailers as of November 5, 2026, with prices from £970 to £3,256, a £2,285 spread on the same certified stone. NZ Jewellers lists it at £3,256. 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
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2556347157
Dimensions6.03 × 7.03 × 4.12 mm
L/W Ratio1.17
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Crystal, Cavity, Needle
Top View
6.03 mm7.03 mm1.02 ctI / SI2
OriginNatural
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556347157
Side View
Table 62.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 58.7%

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: £3,256 GBP|Low: £921 GBP|High: £3,256 GBP|Avg: £1,489 GBP|+1.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 6, 2026
Retailer 6£970 GBP
Retailer 7£1,065 GBP
Retailer 5£1,106 GBP
Retailer 14£1,210 GBP
Retailer 16£1,210 GBP
Retailer 8£1,248 GBP
Retailer 15£1,265 GBP
Retailer 2£1,312 GBP
Retailer 9£1,320 GBP
Retailer 17£1,342 GBP
Retailer 13£1,396 GBP
Retailer 3£1,427 GBP
Retailer 18£1,427 GBP
Retailer 4£1,472 GBP
Retailer 10£1,484 GBP
Retailer 11£1,812 GBP
Retailer 12£2,338 GBP
NZ Jewellers£3,256 GBP

30 data points across 18 retailers

15 retailers£970 GBP to £3,256 GBP

A
Cheapest Retailer
-
£970 GBP
A
Retailer 2
-
£1,065 GBP
View
A
Retailer 3
-
£1,210 GBP
View
A
Retailer 4
-
£1,248 GBP
View
B+
Retailer 5
-
£1,265 GBP
View
A
Retailer 6
-
£1,312 GBP
View
B+
Retailer 7
-
£1,342 GBP
View
Retailer 8
-
£1,382 GBP
View
Price last confirmed 16 days ago
B+
Retailer 9
-
£1,396 GBP
View
B+
Retailer 10
-
£1,427 GBP
View
B+
Retailer 11
-
£1,427 GBP
View
B+
Retailer 12
-
£1,472 GBP
View
B
Retailer 13
-
£1,812 GBP
View
B
Retailer 14
-
£2,338 GBP
View
Most Expensive
B
NZ Jewellers
600d1a4a-66cb-439e-bbb9-ef87312d7619 · Nov 5
£3,256 GBP
$4,358 USD
View
14 more retailers have this diamond
Prices start from £970 GBPSave up to £2,285 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
£970 GBP