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Heart|Natural|GIA

1.02ct G SI1 Heart Natural Diamond

EX • G/SI1 • GIA 1567595380

Certificate GIA 1567595380

Diamond specifications and retailer prices

From £1,275 GBP
As of November 4, 2026
Save £2,270 GBP (64%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £3,545 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 1567595380. Listed at 16 retailers as of November 3, 2026, with prices from £1,275 to £3,545, a £2,270 spread on the same certified stone. NZ Jewellers lists it at £3,545. 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 1567595380
Dimensions6.89 × 5.96 × 4.16 mm
L/W Ratio1.16
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Cloud, Needle
Top View
6.89 mm5.96 mm1.02 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1567595380
Side View
Table 57.0%CrownGirdle: MED-ETKPavilionCulet: NoneDepth 60.5%

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: £3,545 GBP|Low: £1,275 GBP|High: £3,545 GBP|Avg: £1,725 GBP|+10.1%
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
November 5, 2026
Retailer 14£1,275 GBP
Retailer 3£1,313 GBP
Retailer 16£1,341 GBP
Retailer 10£1,415 GBP
Retailer 4£1,453 GBP
Retailer 6£1,479 GBP
Retailer 11£1,482 GBP
Retailer 7£1,497 GBP
Retailer 13£1,521 GBP
Retailer 2£1,578 GBP
Retailer 8£1,635 GBP
Retailer 15£1,677 GBP
Retailer 5£1,839 GBP
Retailer 12£1,977 GBP
Retailer 9£2,540 GBP
NZ Jewellers£3,545 GBP

16 data points across 16 retailers

16 retailers£1,275 GBP to £3,545 GBP

A
Cheapest Retailer
-
£1,275 GBP
A
Retailer 2
-
£1,313 GBP
View
A
Retailer 3
-
£1,341 GBP
View
Final sale: no returns
A
Retailer 4
-
£1,415 GBP
View
A
Retailer 5
-
£1,453 GBP
View
A
Retailer 6
-
£1,479 GBP
View
A
Retailer 7
-
£1,482 GBP
View
B+
Retailer 8
-
£1,497 GBP
View
A
Retailer 9
-
£1,521 GBP
View
B+
Retailer 10
-
£1,578 GBP
View
Retailer 11
-
£1,635 GBP
View
Price last confirmed 9 days ago
B+
Retailer 12
-
£1,677 GBP
View
B+
Retailer 13
-
£1,839 GBP
View
B+
Retailer 14
-
£1,977 GBP
View
B
Retailer 15
-
£2,540 GBP
View
Most Expensive
B
NZ Jewellers
9fe9d550-aa2c-440c-b618-d518f40e780d · Nov 3
£3,545 GBP
$4,786 USD
View
15 more retailers have this diamond
Prices start from £1,275 GBPSave up to £2,270 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
£1,275 GBP