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Heart|Natural|GIA

1.02ct G SI1 Heart Natural Diamond

EX • G/SI1 • GIA 2245061409

Certificate GIA 2245061409

Diamond specifications and retailer prices

From £1,223 GBP
As of November 4, 2026
Save £2,236 GBP (65%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £3,459 GBP at NZ Jewellers · As of November 3, 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 G 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 2245061409. Listed at 14 retailers as of November 3, 2026, with prices from £1,223 to £3,459, a £2,236 spread on the same certified stone. NZ Jewellers lists it at £3,459. 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
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2245061409
Dimensions6.27 × 7.08 × 3.90 mm
L/W Ratio1.13
Girdle conditionFaceted
Top View
6.27 mm7.08 mm1.02 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2245061409
Side View
Table 59.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 55.0%

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 4
Current: £3,459 GBP|Low: £1,204 GBP|High: £3,596 GBP|Avg: £1,934 GBP|-3.8%
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
November 5, 2026
Retailer 10£1,223 GBP
Retailer 7£1,469 GBP
Retailer 11£1,526 GBP
Retailer 9£1,545 GBP
Retailer 13£1,548 GBP
Retailer 3£1,562 GBP
Retailer 8£1,610 GBP
Retailer 2£1,628 GBP
Retailer 5£1,696 GBP
Retailer 12£2,033 GBP
Retailer 4£2,542 GBP
Retailer 6£2,890 GBP
NZ Jewellers£3,459 GBP

24 data points across 13 retailers

14 retailers£1,223 GBP to £3,459 GBP

A
Cheapest Retailer
-
£1,223 GBP
A
Retailer 2
-
£1,469 GBP
View
B+
Retailer 3
-
£1,526 GBP
View
Final sale: no returns
B+
Retailer 4
-
£1,545 GBP
View
B+
Retailer 5
-
£1,548 GBP
View
B+
Retailer 6
-
£1,562 GBP
View
B+
Retailer 7
-
£1,610 GBP
View
B+
Retailer 8
-
£1,628 GBP
View
Retailer 9
-
£1,696 GBP
View
Price last confirmed 9 days ago
B+
Retailer 10
-
£2,033 GBP
View
Retailer 11
-
£2,199 GBP
View
Price last confirmed 29 days ago
B
Retailer 12
-
£2,542 GBP
View
B
Retailer 13
-
£2,890 GBP
View
Most Expensive
B
NZ Jewellers
f0334f66-488c-4826-acc6-4a4e6b800a5b · Nov 3
£3,459 GBP
$4,669 USD
View
13 more retailers have this diamond
Prices start from £1,223 GBPSave up to £2,236 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
£1,223 GBP