Round|Natural|GIA

0.80ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 6515989336

Certificate GIA 6515989336

Diamond specifications and retailer prices

From £843 GBP
$1,129 USD
As of October 29, 2026
15 retailers carry this diamond
Most expensive: £2,364 GBP at NZ Jewellers · As of October 3, 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 6515989336. Listed at 15 retailers as of October 29, 2026. 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
Crown angle31.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6515989336
Dimensions5.98 × 5.96 × 3.70 mm
L/W Ratio1.00
Star length55%
Lower girdle80%
Top View
5.98 mm5.96 mm0.80 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6515989336
Side View
Table 55.0%Crown 31.5°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 62.0%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 29
Current: £1,300 GBP|Low: £675 GBP|High: £1,796 GBP|Avg: £1,045 GBP|-0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 14, 2026
Retailer 6£811 GBP
Retailer 2£836 GBP
Retailer 12£841 GBP
Retailer 8£843 GBP
Retailer 10£878 GBP
Retailer 9£920 GBP
Retailer 5£927 GBP
Retailer 3£946 GBP
Retailer 1£1,300 GBP
Retailer 7£1,348 GBP
Retailer 4£1,414 GBP
Retailer 11£1,796 GBP

26 data points across 12 retailers

15 retailers

Retailer 1
-
£836 GBP
$1,120 USD
Price last confirmed 22 days ago
Retailer 2
-
£841 GBP
$1,127 USD
View
Price last confirmed 25 days ago
B+
Retailer 3
-
£843 GBP
$1,129 USD
View
Retailer 4
-
£862 GBP
$1,155 USD
View
Price last confirmed 17 days ago
Retailer 5
-
£878 GBP
$1,176 USD
View
Price last confirmed 31 days ago
Retailer 6
-
£878 GBP
$1,176 USD
View
Price last confirmed 21 days ago
Retailer 7
-
£878 GBP
$1,176 USD
View
Price last confirmed 18 days ago
Retailer 8
-
£927 GBP
View
Price last confirmed 16 days ago
Retailer 9
-
£946 GBP
$1,267 USD
View
Price last confirmed 19 days ago
Retailer 10
-
£1,013 GBP
$1,357 USD
View
Price last confirmed 32 days ago
Retailer 11
-
£1,052 GBP
$1,410 USD
View
Price last confirmed 11 days ago
Retailer 12
-
£1,300 GBP
View
Price last confirmed 16 days ago
Retailer 13
-
£1,796 GBP
View
Price last confirmed 19 days ago
Retailer 14
-
£2,364 GBP
$3,167 USD
View
Price last confirmed 33 days ago
Most Expensive
NZ Jewellers
8323ab6d-4548-42e6-a58e-c0ebddbb678a · Oct 3
£2,364 GBP
$3,167 USD
View
Price last confirmed 27 days ago
14 more retailers have this diamond
Prices start from £843 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.

B+
0.80ct Round
£843 GBP