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0.80ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 6512660947

Certificate GIA 6512660947

Diamond specifications and retailer prices

From $578 USD
As of November 6, 2026
Save $869 USD (60%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,447 USD at MOH London · As of November 4, 2026
View at MOH London

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 6512660947. Listed at 6 retailers as of November 4, 2026, with prices from $578 to $1,447, a $869 spread on the same certified stone. MOH London lists it at $1,447. 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
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6512660947
Dimensions5.94 × 5.90 × 3.66 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
5.94 mm5.90 mm0.80 ctJ / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6512660947
Side View
Table 59.0%Crown 36.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.7%

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 6
Current: $1,447 USD|Low: $578 USD|High: $1,466 USD|Avg: $965 USD|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 2$578 USD
Retailer 5$785 USD
Retailer 6$912 USD
Retailer 3$931 USD
Retailer 4$1,018 USD
MOH London$1,447 USD

45 data points across 6 retailers

6 retailers$578 USD to $1,447 USD

A
Cheapest Retailer
-
$578 USD
A
Retailer 2
-
$785 USD
View
B+
Retailer 3
-
$912 USD
View
B+
Retailer 4
-
$931 USD
View
A
Retailer 5
-
$1,018 USD
View
Most Expensive
B
MOH London
A165FB99F · Nov 4
$1,447 USD
£1,139 GBP
View
5 more retailers have this diamond
Prices start from $578 USDSave up to $869 USD

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
$578 USD