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Round|Natural|GIA

0.80ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 6562365475

Certificate GIA 6562365475

Diamond specifications and retailer prices

From £583 GBP
As of November 5, 2026
Save £1,325 GBP (69%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £1,908 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 J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6562365475. Listed at 12 retailers as of November 5, 2026, with prices from £583 to £1,908, a £1,325 spread on the same certified stone. NZ Jewellers lists it at £1,908. 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

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6562365475
Dimensions5.88 × 5.94 × 3.70 mm
L/W Ratio1.01
Girdle conditionMedium to Slightly Thick
Key to symbols
Crystal
Top View
5.88 mm5.94 mm0.80 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6562365475
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.5%

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 5
Current: £1,908 GBP|Low: £580 GBP|High: £1,973 GBP|Avg: £963 GBP|-3.3%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 7£583 GBP
Retailer 12£589 GBP
Retailer 4£615 GBP
Retailer 11£782 GBP
Retailer 3£783 GBP
Retailer 10£812 GBP
Retailer 5£817 GBP
Retailer 2£981 GBP
Retailer 6£1,019 GBP
Retailer 8£1,042 GBP
Retailer 9£1,430 GBP
NZ Jewellers£1,908 GBP

27 data points across 12 retailers

12 retailers£583 GBP to £1,908 GBP

A
Cheapest Retailer
-
£583 GBP
A
Retailer 2
-
£589 GBP
View
A
Retailer 3
-
£615 GBP
View
Final sale: no returns
A
Retailer 4
-
£782 GBP
View
A
Retailer 5
-
£783 GBP
View
A
Retailer 6
-
£812 GBP
View
A
Retailer 7
-
£817 GBP
View
B+
Retailer 8
-
£981 GBP
View
B+
Retailer 9
-
£1,019 GBP
View
B+
Retailer 10
-
£1,042 GBP
View
B
Retailer 11
-
£1,430 GBP
View
Most Expensive
B
NZ Jewellers
cf8a2cad-b570-4757-824a-4f71bdfa96b6 · Nov 5
£1,908 GBP
$2,568 USD
View
11 more retailers have this diamond
Prices start from £583 GBPSave up to £1,325 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
£583 GBP