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Heart|Natural|GIA

0.81ct G SI1 Heart Natural Diamond

EX • G/SI1 • GIA 6532148696

Shape and cutting style on the report: Cushion modified brilliant

Certificate GIA 6532148696

Diamond specifications and retailer prices

From £830 GBP
HK$8,700 HKD
As of November 1, 2026
Save £894 GBP (52%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £1,724 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 0.81ct natural heart diamond

This 0.81ct natural heart sits in the just-under-one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6532148696. Listed at 11 retailers as of November 1, 2026, with prices from £830 to £1,724, a £894 spread on the same certified stone. MOH London lists it at £1,724. 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

0.81
Carat
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 6532148696
Dimensions6.41 × 4.81 × 3.32 mm
L/W Ratio1.33
Top View
6.41 mm4.81 mm0.81 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6532148696
Side View
Table 60.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 69.1%

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: Nov 1
Current: £1,724 GBP|Low: £796 GBP|High: £1,745 GBP|Avg: £1,125 GBP|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 4£830 GBP
Retailer 8£868 GBP
Retailer 10£902 GBP
Retailer 7£941 GBP
Retailer 5£1,028 GBP
Retailer 3£1,075 GBP
Retailer 9£1,231 GBP
Retailer 2£1,314 GBP
Retailer 6£1,392 GBP
MOH London£1,724 GBP

41 data points across 10 retailers

11 retailers£830 GBP to £1,724 GBP

A
Cheapest Retailer
-
£830 GBP
HK$8,700 HKD
A
Retailer 2
-
£868 GBP
$1,165 USD
View
Final sale: no returns
B+
Retailer 3
-
£902 GBP
$1,210 USD
View
B+
Retailer 4
-
£941 GBP
$1,263 USD
View
B+
Retailer 5
-
£984 GBP
$1,320 USD
View
B+
Retailer 6
-
£1,028 GBP
$1,380 USD
View
B+
Retailer 7
-
£1,075 GBP
View
Retailer 8
-
£1,231 GBP
A$2,541 AUD
View
Price last confirmed 29 days ago
B+
Retailer 9
-
£1,314 GBP
€1,679 EUR
View
B+
Retailer 10
-
£1,392 GBP
ZAR 30,181 ZAR
View
Most Expensive
B
MOH London
3A32BC15F · Nov 2
£1,724 GBP
View
10 more retailers have this diamond
Prices start from £830 GBPSave up to £894 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
0.81ct Heart
£830 GBP