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0.80ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 2566056574

Certificate GIA 2566056574

Diamond specifications and retailer prices

From £448 GBP
As of November 5, 2026
Save £375 GBP (46%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £823 GBP at Frank Darling · As of November 6, 2026
View at Frank Darling

About this 0.8ct natural round diamond

This 0.8ct natural round sits in the just-under-one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2566056574. Listed at 7 retailers as of November 5, 2026, with prices from £448 to £823, a £375 spread on the same certified stone. Frank Darling lists it at £823. 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

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2566056574
Dimensions5.88 × 5.92 × 3.69 mm
L/W Ratio1.01
Culet sizeNone
Top View
5.88 mm5.92 mm0.80 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2566056574
Side View
Table 56.0%Crown 36.5°Girdle: THN-STKPavilion 40.6°Culet: NoneDepth 62.6%

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 5
Current: £823 GBP|Low: £392 GBP|High: £883 GBP|Avg: £632 GBP|-4.7%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 10£392 GBP
Retailer 2£448 GBP
Retailer 4£505 GBP
Retailer 6£510 GBP
Retailer 9£559 GBP
Retailer 5£664 GBP
Retailer 3£689 GBP
Retailer 8£731 GBP
Retailer 7£774 GBP
Frank Darling£823 GBP

32 data points across 10 retailers

7 retailers£448 GBP to £823 GBP

A
Cheapest Retailer
-
£448 GBP
A
Retailer 2
-
£505 GBP
View
A
Retailer 3
-
£510 GBP
View
A
Retailer 4
-
£664 GBP
View
A
Retailer 5
-
£689 GBP
View
A
Retailer 6
-
£774 GBP
View
Most Expensive
A
Frank Darling
2678581HK · Nov 6
£823 GBP
$1,108 USD
View
6 more retailers have this diamond
Prices start from £448 GBPSave up to £375 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 Round
£448 GBP