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Round|Natural|GIA

0.80ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 2426362689

Certificate GIA 2426362689

Diamond specifications and retailer prices

From £586 GBP
HK$6,100 HKD
As of October 30, 2026
Save £1,435 GBP (71%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £2,022 GBP at NZ Jewellers · As of October 30, 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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2426362689. Listed at 13 retailers as of October 30, 2026, with prices from £586 to £2,022, a £1,435 spread on the same certified stone. NZ Jewellers lists it at £2,022. 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
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2426362689
Dimensions6.07 × 6.02 × 3.64 mm
L/W Ratio1.01
Top View
6.07 mm6.02 mm0.80 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2426362689
Side View
Table 58.0%CrownGirdle: MediumPavilionCulet: NoneDepth 60.3%

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: Oct 30
Current: £2,022 GBP|Low: £586 GBP|High: £2,022 GBP|Avg: £871 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 3£586 GBP
Retailer 4£638 GBP
Retailer 9£645 GBP
Retailer 11£645 GBP
Retailer 10£670 GBP
Retailer 12£744 GBP
Retailer 13£745 GBP
Retailer 6£773 GBP
Retailer 2£858 GBP
Retailer 7£910 GBP
Retailer 5£937 GBP
Retailer 8£1,183 GBP
NZ Jewellers£2,022 GBP

31 data points across 13 retailers

13 retailers£586 GBP to £2,022 GBP

A
Cheapest Retailer
-
£586 GBP
HK$6,100 HKD
A
Retailer 2
-
£645 GBP
$859 USD
View
A
Retailer 3
-
£645 GBP
$859 USD
View
A
Retailer 4
-
£653 GBP
$870 USD
View
A
Retailer 5
-
£670 GBP
$892 USD
View
A
Retailer 6
-
£706 GBP
$940 USD
View
A
Retailer 7
-
£744 GBP
$991 USD
View
B+
Retailer 8
-
£745 GBP
$991 USD
View
B+
Retailer 9
-
£773 GBP
View
B+
Retailer 10
-
£858 GBP
View
B+
Retailer 11
-
£910 GBP
€1,154 EUR
View
B
Retailer 12
-
£1,183 GBP
View
Most Expensive
B
NZ Jewellers
060f6285-cc66-4901-8a68-6fe2d2afb365 · Oct 30
£2,022 GBP
$2,692 USD
View
12 more retailers have this diamond
Prices start from £586 GBPSave up to £1,435 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
£586 GBP