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Round|Natural|GIA

0.80ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 6565468539

Certificate GIA 6565468539

Diamond specifications and retailer prices

From £567 GBP
As of November 6, 2026
Save £1,314 GBP (70%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £1,881 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6565468539. Listed at 11 retailers as of November 5, 2026, with prices from £567 to £1,881, a £1,314 spread on the same certified stone. NZ Jewellers lists it at £1,881. 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6565468539
Dimensions5.87 × 5.92 × 3.73 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Crystal
Top View
5.87 mm5.92 mm0.80 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6565468539
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 63.2%

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 6
Current: £1,881 GBP|Low: £567 GBP|High: £1,889 GBP|Avg: £949 GBP|-0.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 2£567 GBP
Retailer 10£601 GBP
Retailer 9£753 GBP
Retailer 11£801 GBP
Retailer 8£877 GBP
Retailer 5£891 GBP
Retailer 4£967 GBP
Retailer 6£996 GBP
Retailer 7£1,140 GBP
Retailer 3£1,417 GBP
NZ Jewellers£1,881 GBP

22 data points across 11 retailers

11 retailers£567 GBP to £1,881 GBP

A
Cheapest Retailer
-
£567 GBP
A
Retailer 2
-
£601 GBP
View
Final sale: no returns
A
Retailer 3
-
£753 GBP
View
A
Retailer 4
-
£801 GBP
View
A
Retailer 5
-
£877 GBP
View
A
Retailer 6
-
£891 GBP
View
A
Retailer 7
-
£967 GBP
View
A
Retailer 8
-
£996 GBP
View
B+
Retailer 9
-
£1,140 GBP
View
B+
Retailer 10
-
£1,417 GBP
View
Most Expensive
B
NZ Jewellers
dd8625bf-a4d6-4de1-9348-6b79d849c307 · Nov 5
£1,881 GBP
$2,532 USD
View
10 more retailers have this diamond
Prices start from £567 GBPSave up to £1,314 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
£567 GBP