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Heart|Natural|GIA

1.00ct E SI2 Heart Natural Diamond

ID • E/SI2 • GIA 2235680532

Certificate GIA 2235680532

Diamond specifications and retailer prices

From £1,318 GBP
As of November 2, 2026
Save £1,934 GBP (59%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £3,252 GBP at NZ Jewellers · As of November 3, 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 2235680532. Listed at 7 retailers as of November 2, 2026, with prices from £1,318 to £3,252, a £1,934 spread on the same certified stone. NZ Jewellers lists it at £3,252. 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
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.94°
Pavilion angle41.66°
OriginNatural
Grading LabGIA
CertificateGIA 2235680532
Dimensions5.80 × 6.86 × 4.24 mm
L/W Ratio1.18
Girdle conditionVery Thick
Key to symbols
Crystal, Needle
Top View
5.80 mm6.86 mm1.00 ctE / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2235680532
Side View
Table 60.0%Crown 38.94°Girdle: STK-VTKPavilion 41.66°Culet: NoneDepth 61.8%

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 2
Current: £3,252 GBP|Low: £1,318 GBP|High: £3,284 GBP|Avg: £1,811 GBP|-1.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 3£1,318 GBP
Retailer 4£1,334 GBP
Retailer 6£1,340 GBP
Retailer 5£1,395 GBP
Retailer 7£1,430 GBP
Retailer 8£1,620 GBP
Retailer 9£1,816 GBP
Retailer 2£2,335 GBP
NZ Jewellers£3,252 GBP

28 data points across 9 retailers

7 retailers£1,318 GBP to £3,252 GBP

A
Cheapest Retailer
-
£1,318 GBP
A
Retailer 2
-
£1,334 GBP
View
A
Retailer 3
-
£1,340 GBP
View
A
Retailer 4
-
£1,395 GBP
View
A
Retailer 5
-
£1,430 GBP
View
B+
Retailer 6
-
£2,335 GBP
View
Most Expensive
B
NZ Jewellers
74c6f1d5-2695-43ed-9663-500a1276afad · Nov 3
£3,252 GBP
$4,353 USD
View
6 more retailers have this diamond
Prices start from £1,318 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
£1,318 GBP