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Heart|Natural|GIA

0.80ct E SI1 Heart Natural Diamond

EX • E/SI1 • GIA 6541164105

Certificate GIA 6541164105

Diamond specifications and retailer prices

From £778 GBP
$1,036 USD
As of October 28, 2026
Save £1,348 GBP (63%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £2,126 GBP at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 0.8ct natural heart diamond

This 0.8ct natural heart sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6541164105. Listed at 9 retailers as of October 27, 2026, with prices from £778 to £2,126, a £1,348 spread on the same certified stone. NZ Jewellers lists it at £2,126. 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

0.80
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6541164105
Dimensions5.58 × 6.52 × 3.86 mm
L/W Ratio1.17
Top View
5.58 mm6.52 mm0.80 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6541164105
Side View
Table 59.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 59.1%

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: Oct 28
Current: £2,126 GBP|Low: £514 GBP|High: £2,126 GBP|Avg: £888 GBP
NZ Jewellers
Retailer 2
Retailer 3
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Retailer 5
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Retailer 11
Retailer 12
Retailer 13
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Retailer 19
October 17, 2026
Retailer 4£514 GBP
Retailer 7£529 GBP
Retailer 8£543 GBP
Retailer 10£605 GBP
Retailer 9£712 GBP
Retailer 5£764 GBP
Retailer 18£778 GBP
Retailer 3£795 GBP
Retailer 16£803 GBP
Retailer 17£835 GBP
Retailer 13£872 GBP
Retailer 14£872 GBP
Retailer 12£905 GBP
Retailer 11£923 GBP
Retailer 19£948 GBP
Retailer 6£967 GBP
Retailer 15£1,005 GBP
Retailer 2£1,605 GBP
NZ Jewellers£2,126 GBP

17 data points across 19 retailers

9 retailers£778 GBP to £2,126 GBP

A
Cheapest Retailer
-
£778 GBP
$1,036 USD
A
Retailer 2
-
£803 GBP
$1,070 USD
View
Final sale: no returns
A
Retailer 3
-
£835 GBP
$1,112 USD
View
A
Retailer 4
-
£872 GBP
$1,161 USD
View
A
Retailer 5
-
£872 GBP
$1,161 USD
View
A
Retailer 6
-
£905 GBP
$1,205 USD
View
A
Retailer 7
-
£1,005 GBP
$1,339 USD
View
B+
Retailer 8
-
£1,605 GBP
View
Most Expensive
B
NZ Jewellers
21c94e88-174c-4f9e-a840-2fdd5fc7af1a · Oct 27
£2,126 GBP
$2,831 USD
View
8 more retailers have this diamond
Prices start from £778 GBPSave up to £1,348 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
0.80ct Heart
£778 GBP