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Heart|Natural|GIA

1.03ct G SI2 Heart Natural Diamond

EX • G/SI2 • GIA 2568487339

Certificate GIA 2568487339

Diamond specifications and retailer prices

From £1,134 GBP
As of November 5, 2026
Save £2,067 GBP (65%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £3,201 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.03ct natural heart diamond

This 1.03ct natural heart sits in the classic one-carat band, graded G 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 2568487339. Listed at 14 retailers as of November 5, 2026, with prices from £1,134 to £3,201, a £2,067 spread on the same certified stone. NZ Jewellers lists it at £3,201. 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

1.03
Carat
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.48°
Pavilion angle39.74°
OriginNatural
Grading LabGIA
CertificateGIA 2568487339
Dimensions6.34 × 7.00 × 4.00 mm
L/W Ratio1.10
Culet sizeNone
Key to symbols
Twinning Wisp, Feather
Top View
6.34 mm7.00 mm1.03 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2568487339
Side View
Table 59.0%Crown 36.48°Girdle: Slightly ThickPavilion 39.74°Culet: NoneDepth 57.2%

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 5
Current: £3,201 GBP|Low: £1,055 GBP|High: £3,266 GBP|Avg: £1,580 GBP|-2.0%
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
November 6, 2026
Retailer 12£1,134 GBP
Retailer 7£1,178 GBP
Retailer 2£1,193 GBP
Retailer 8£1,272 GBP
Retailer 3£1,313 GBP
Retailer 5£1,322 GBP
Retailer 6£1,339 GBP
Retailer 4£1,373 GBP
Retailer 10£1,395 GBP
Retailer 13£1,456 GBP
Retailer 11£1,492 GBP
Retailer 9£1,757 GBP
Retailer 14£2,293 GBP
NZ Jewellers£3,201 GBP

25 data points across 14 retailers

14 retailers£1,134 GBP to £3,201 GBP

A
Cheapest Retailer
-
£1,134 GBP
A
Retailer 2
-
£1,178 GBP
View
A
Retailer 3
-
£1,193 GBP
View
Final sale: no returns
A
Retailer 4
-
£1,272 GBP
View
A
Retailer 5
-
£1,313 GBP
View
A
Retailer 6
-
£1,322 GBP
View
Retailer 7
-
£1,339 GBP
View
Price last confirmed 8 days ago
A
Retailer 8
-
£1,373 GBP
View
A
Retailer 9
-
£1,395 GBP
View
A
Retailer 10
-
£1,456 GBP
View
A
Retailer 11
-
£1,492 GBP
View
B+
Retailer 12
-
£1,757 GBP
View
B+
Retailer 13
-
£2,293 GBP
View
Most Expensive
B
NZ Jewellers
37f0ddd8-6f91-4f43-bb4c-79e949083a89 · Nov 5
£3,201 GBP
$4,284 USD
View
13 more retailers have this diamond
Prices start from £1,134 GBPSave up to £2,067 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
1.03ct Heart
£1,134 GBP