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Heart|Natural|GIA

0.80ct J SI1 Heart Natural Diamond

EX • J/SI1 • GIA 2564057671

Certificate GIA 2564057671

Diamond specifications and retailer prices

From £523 GBP
As of November 6, 2026
Save £333 GBP (39%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £856 GBP at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

About this 0.8ct natural heart diamond

This 0.8ct natural heart sits in the just-under-one-carat band, graded J 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 2564057671. Listed at 10 retailers as of November 6, 2026, with prices from £523 to £856, a £333 spread on the same certified stone. Wholesale Diamonds Direct lists it at £856. 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
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle38.28°
OriginNatural
Grading LabGIA
CertificateGIA 2564057671
Dimensions5.66 × 6.44 × 3.75 mm
L/W Ratio1.14
Culet sizeNone
Top View
5.66 mm6.44 mm0.80 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2564057671
Side View
Table 59.0%Crown 37.5°Girdle: MED-THKPavilion 38.28°Culet: NoneDepth 58.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £830 GBP|Low: £523 GBP|High: £856 GBP|Avg: £649 GBP|+22.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Wholesale Diamonds Direct
November 6, 2026
Retailer 7£523 GBP
Retailer 3£554 GBP
Retailer 9£566 GBP
Retailer 8£578 GBP
Retailer 4£593 GBP
Retailer 2£623 GBP
Retailer 6£668 GBP
Retailer 5£736 GBP
Retailer 1£830 GBP
Wholesale Diamonds Direct£856 GBP

45 data points across 10 retailers

10 retailers£523 GBP to £856 GBP

A
Cheapest Retailer
-
£523 GBP
A
Retailer 2
-
£554 GBP
View
A
Retailer 3
-
£566 GBP
View
A
Retailer 4
-
£578 GBP
View
A
Retailer 5
-
£593 GBP
View
A
Retailer 6
-
£623 GBP
View
B+
Retailer 7
-
£668 GBP
View
B+
Retailer 8
-
£736 GBP
View
B
Retailer 9
-
£830 GBP
View
Most Expensive
B+
Wholesale Diamonds Direct
316217886 · Nov 6
£856 GBP
$1,146 USD
View
9 more retailers have this diamond
Prices start from £523 GBPSave up to £333 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
£523 GBP