CaratHunter
Plans
Heart|Natural|GIA

1.00ct E SI2 Heart Natural Diamond

EX • E/SI2 • GIA 7523469396

Certificate GIA 7523469396

Diamond specifications and retailer prices

From £994 GBP
As of November 6, 2026
Save £2,167 GBP (69%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £3,161 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 E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7523469396. Listed at 18 retailers as of November 5, 2026, with prices from £994 to £3,161, a £2,167 spread on the same certified stone. NZ Jewellers lists it at £3,161. 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
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 7523469396
Dimensions6.79 × 6.18 × 3.66 mm
L/W Ratio1.10
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Natural
Top View
6.79 mm6.18 mm1.00 ctE / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 7523469396
Side View
Table 60.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 59.3%

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: £3,161 GBP|Low: £923 GBP|High: £3,161 GBP|Avg: £1,477 GBP|+0.4%
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 14£994 GBP
Retailer 9£1,084 GBP
Retailer 16£1,089 GBP
Retailer 6£1,091 GBP
Retailer 7£1,145 GBP
Retailer 3£1,174 GBP
Retailer 10£1,174 GBP
Retailer 13£1,191 GBP
Retailer 4£1,228 GBP
Retailer 15£1,300 GBP
Retailer 18£1,300 GBP
Retailer 17£1,345 GBP
Retailer 8£1,355 GBP
Retailer 11£1,437 GBP
Retailer 5£1,577 GBP
Retailer 2£1,759 GBP
Retailer 12£2,264 GBP
NZ Jewellers£3,161 GBP

42 data points across 18 retailers

18 retailers£994 GBP to £3,161 GBP

A
Cheapest Retailer
-
£994 GBP
A
Retailer 2
-
£1,084 GBP
View
Final sale: no returns
A
Retailer 3
-
£1,089 GBP
View
A
Retailer 4
-
£1,091 GBP
View
A
Retailer 5
-
£1,145 GBP
View
Retailer 6
-
£1,174 GBP
View
Price last confirmed 8 days ago
A
Retailer 7
-
£1,174 GBP
View
A
Retailer 8
-
£1,191 GBP
View
A
Retailer 9
-
£1,228 GBP
View
A
Retailer 10
-
£1,300 GBP
View
A
Retailer 11
-
£1,300 GBP
View
A
Retailer 12
-
£1,345 GBP
View
A
Retailer 13
-
£1,355 GBP
View
A
Retailer 14
-
£1,437 GBP
View
B+
Retailer 15
-
£1,577 GBP
View
B+
Retailer 16
-
£1,759 GBP
View
B+
Retailer 17
-
£2,264 GBP
View
Most Expensive
B
NZ Jewellers
c23950ad-b50a-494a-8b48-22e008090ac2 · Nov 5
£3,161 GBP
$4,231 USD
View
17 more retailers have this diamond
Prices start from £994 GBPSave up to £2,167 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
£994 GBP