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Heart|Natural|GIA

0.80ct I SI2 Heart Natural Diamond

EX • I/SI2 • GIA 6551379804

Certificate GIA 6551379804

Diamond specifications and retailer prices

From £472 GBP
As of November 6, 2026
Save £357 GBP (43%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £829 GBP at GemTrove · As of November 6, 2026
View at GemTrove

About this 0.8ct natural heart diamond

This 0.8ct natural heart sits in the just-under-one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551379804. Listed at 4 retailers as of November 6, 2026, with prices from £472 to £829, a £357 spread on the same certified stone. GemTrove lists it at £829. 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
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6551379804
Dimensions5.72 × 6.46 × 3.83 mm
L/W Ratio1.13
Culet sizeNone
Key to symbols
Cloud
Top View
5.72 mm6.46 mm0.80 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6551379804
Side View
Table 61.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 59.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: £829 GBP|Low: £431 GBP|High: £829 GBP|Avg: £593 GBP
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 3£472 GBP
Retailer 4£521 GBP
Retailer 5£566 GBP
Retailer 2£576 GBP
GemTrove£829 GBP

41 data points across 5 retailers

4 retailers£472 GBP to £829 GBP

A
Cheapest Retailer
-
£472 GBP
Final sale: no returns
A
Retailer 2
-
£521 GBP
View
A
Retailer 3
-
£576 GBP
View
Most Expensive
B+
GemTrove
GT-N-01265674-98 · Nov 6
£829 GBP
A$1,708 AUD
View
3 more retailers have this diamond
Prices start from £472 GBPSave up to £357 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
£472 GBP