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Heart|Natural|GIA

1.00ct E SI2 Heart Natural Diamond

EX • E/SI2 • GIA 2547898477

Certificate GIA 2547898477

Diamond specifications and retailer prices

From £1,200 GBP
As of November 6, 2026
Save £2,807 GBP (70%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £4,007 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 2547898477. Listed at 13 retailers as of November 5, 2026, with prices from £1,200 to £4,007, a £2,807 spread on the same certified stone. NZ Jewellers lists it at £4,007. 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
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.53°
Pavilion angle39.02°
OriginNatural
Grading LabGIA
CertificateGIA 2547898477
Dimensions6.11 × 6.91 × 3.99 mm
L/W Ratio1.13
Top View
6.11 mm6.91 mm1.00 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2547898477
Side View
Table 58.0%Crown 38.53°Girdle: MED-THKPavilion 39.02°Culet: NoneDepth 57.8%

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: £4,007 GBP|Low: £719 GBP|High: £4,007 GBP|Avg: £1,478 GBP
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
Retailer 19
Retailer 20
November 6, 2026
Retailer 10£719 GBP
Retailer 3£1,007 GBP
Retailer 7£1,010 GBP
Retailer 6£1,088 GBP
Retailer 5£1,098 GBP
Retailer 8£1,099 GBP
Retailer 12£1,200 GBP
Retailer 4£1,267 GBP
Retailer 11£1,482 GBP
Retailer 9£1,704 GBP
Retailer 18£1,732 GBP
Retailer 19£1,769 GBP
Retailer 20£1,794 GBP
Retailer 2£1,866 GBP
Retailer 16£1,916 GBP
Retailer 15£2,005 GBP
Retailer 17£2,022 GBP
Retailer 13£2,191 GBP
Retailer 14£3,349 GBP
NZ Jewellers£4,007 GBP

22 data points across 20 retailers

13 retailers£1,200 GBP to £4,007 GBP

Retailer 1
-
£1,099 GBP
Price last confirmed 31 days ago
A
Retailer 2
-
£1,200 GBP
View
B+
Retailer 3
-
£1,732 GBP
View
B+
Retailer 4
-
£1,769 GBP
View
Final sale: no returns
B+
Retailer 5
-
£1,794 GBP
View
Retailer 6
-
£1,794 GBP
View
Price last confirmed 13 days ago
B+
Retailer 7
-
£1,866 GBP
View
B+
Retailer 8
-
£1,916 GBP
View
B+
Retailer 9
-
£2,005 GBP
View
B+
Retailer 10
-
£2,022 GBP
View
B+
Retailer 11
-
£2,191 GBP
View
B
Retailer 12
-
£3,349 GBP
View
Most Expensive
B
NZ Jewellers
90f0203a-f1a5-48ee-9ffc-3c1dc71fecda · Nov 5
£4,007 GBP
$5,363 USD
View
12 more retailers have this diamond
Prices start from £1,200 GBPSave up to £2,807 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
£1,200 GBP