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Round|Natural|GIA

0.80ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 6405725798

Certificate GIA 6405725798

Diamond specifications and retailer prices

From $1,349 CAD
₹91,977 INR
As of October 30, 2026
Save $3,057 CAD (69%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $4,406 CAD 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6405725798. Listed at 21 retailers as of October 30, 2026, with prices from $1,349 to $4,406, a $3,057 spread on the same certified stone. NZ Jewellers lists it at $4,406. 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6405725798
Dimensions5.94 × 5.91 × 3.71 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
5.94 mm5.91 mm0.80 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6405725798
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.6%

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: $1,349 CAD|Low: $1,287 CAD|High: $4,887 CAD|Avg: $2,109 CAD|-2.3%
Retailer 1
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 1$1,349 CAD
Retailer 5$1,612 CAD
Retailer 2$1,667 CAD
Retailer 12$1,673 CAD
Retailer 13$1,690 CAD
Retailer 4$1,806 CAD
Retailer 10$1,970 CAD
Retailer 6$2,051 CAD
Retailer 11$2,147 CAD
Retailer 8$2,342 CAD
Retailer 3$2,362 CAD
Retailer 9$2,665 CAD
Retailer 7$3,326 CAD

32 data points across 13 retailers

21 retailers$1,349 CAD to $4,406 CAD

A
Cheapest Retailer
-
$1,349 CAD
₹91,977 INR
Retailer 2
-
$1,395 CAD
HK$7,800 HKD
View
Price last confirmed 56 days ago
B+
Retailer 3
-
$1,612 CAD
$1,154 USD
View
B+
Retailer 4
-
$1,667 CAD
$1,193 USD
View
Final sale: no returns
B+
Retailer 5
-
$1,673 CAD
$1,198 USD
View
B+
Retailer 6
-
$1,690 CAD
$1,210 USD
View
Retailer 7
-
$1,806 CAD
$1,293 USD
View
Price last confirmed 37 days ago
Retailer 8
-
$1,806 CAD
$1,293 USD
View
Price last confirmed 29 days ago
B+
Retailer 9
-
$1,806 CAD
$1,293 USD
View
B+
Retailer 10
-
$1,970 CAD
$1,410 USD
View
B
Retailer 11
-
$1,995 CAD
$1,428 USD
View
B
Retailer 12
-
$2,051 CAD
£1,156 GBP
View
B+
Retailer 13
-
$2,084 CAD
$1,492 USD
View
Retailer 14
-
$2,084 CAD
$1,492 USD
View
Price last confirmed 38 days ago
B
Retailer 15
-
$2,147 CAD
£1,210 GBP
View
B
Retailer 16
-
$2,342 CAD
€1,597 EUR
View
Retailer 17
-
$2,362 CAD
A$2,601 AUD
View
Price last confirmed 26 days ago
B
Retailer 18
-
$2,665 CAD
ZAR 30,824 ZAR
View
B
Retailer 19
-
$3,326 CAD
£1,875 GBP
View
Retailer 20
-
$4,406 CAD
$3,154 USD
View
Price last confirmed 38 days ago
Most Expensive
B
NZ Jewellers
1e096078-c2b6-44c9-9d1f-7ea2608ddbbb · Oct 30
$4,406 CAD
$3,154 USD
View
20 more retailers have this diamond
Prices start from $1,349 CADSave up to $3,057 CAD

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
$1,349 CAD