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Heart|Natural|GIA

1.00ct I SI2 Heart Natural Diamond

EX • I/SI2 • GIA 7466349887

Certificate GIA 7466349887

Diamond specifications and retailer prices

From £861 GBP
As of November 6, 2026
Save £1,934 GBP (69%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £2,794 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural heart diamond

This 1ct 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 7466349887. Listed at 13 retailers as of November 5, 2026, with prices from £861 to £2,794, a £1,934 spread on the same certified stone. NZ Jewellers lists it at £2,794. 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

1.00
Carat
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7466349887
Dimensions5.86 × 6.86 × 4.12 mm
L/W Ratio1.17
Top View
5.86 mm6.86 mm1.00 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7466349887
Side View
Table 59.0%CrownGirdle: THK-XTKPavilionCulet: NoneDepth 60.0%

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 6
Current: £2,794 GBP|Low: £851 GBP|High: £2,821 GBP|Avg: £1,344 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
November 6, 2026
Retailer 10£861 GBP
Retailer 2£885 GBP
Retailer 11£1,057 GBP
Retailer 13£1,072 GBP
Retailer 5£1,146 GBP
Retailer 14£1,146 GBP
Retailer 4£1,184 GBP
Retailer 7£1,192 GBP
Retailer 12£1,198 GBP
Retailer 3£1,278 GBP
Retailer 8£1,278 GBP
Retailer 6£1,322 GBP
Retailer 9£2,002 GBP
NZ Jewellers£2,794 GBP

45 data points across 14 retailers

13 retailers£861 GBP to £2,794 GBP

A
Cheapest Retailer
-
£861 GBP
A
Retailer 2
-
£885 GBP
View
B+
Retailer 3
-
£1,057 GBP
View
Final sale: no returns
A
Retailer 4
-
£1,072 GBP
View
A
Retailer 5
-
£1,146 GBP
View
A
Retailer 6
-
£1,184 GBP
View
A
Retailer 7
-
£1,192 GBP
View
A
Retailer 8
-
£1,198 GBP
View
B+
Retailer 9
-
£1,278 GBP
View
B+
Retailer 10
-
£1,278 GBP
View
B+
Retailer 11
-
£1,322 GBP
View
B
Retailer 12
-
£2,002 GBP
View
Most Expensive
B
NZ Jewellers
7ac970c3-a0f4-4a44-ab56-e737619253e7 · Nov 5
£2,794 GBP
$3,740 USD
View
12 more retailers have this diamond
Prices start from £861 GBPSave up to £1,934 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
1.00ct Heart
£861 GBP