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0.80ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 5506585990

Certificate GIA 5506585990

Diamond specifications and retailer prices

From $1,626 CAD
$1,162 USD
As of October 28, 2026
Save $3,117 CAD (66%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $4,743 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 5506585990. Listed at 20 retailers as of October 28, 2026, with prices from $1,626 to $4,743, a $3,117 spread on the same certified stone. NZ Jewellers lists it at $4,743. 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 angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 5506585990
Dimensions5.93 × 5.88 × 3.67 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
5.93 mm5.88 mm0.80 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5506585990
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $2,155 CAD|Low: $1,355 CAD|High: $3,605 CAD|Avg: $2,407 CAD|+4.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 7$1,626 CAD
Retailer 9$1,691 CAD
Retailer 6$1,924 CAD
Retailer 1$2,155 CAD
Retailer 2$2,204 CAD
Retailer 3$2,531 CAD
Retailer 8$2,537 CAD
Retailer 5$2,869 CAD
Retailer 10$3,174 CAD
Retailer 4$3,580 CAD

44 data points across 10 retailers

20 retailers$1,626 CAD to $4,743 CAD

B+
Cheapest Retailer
-
$1,626 CAD
$1,162 USD
Final sale: no returns
B+
Retailer 2
-
$1,667 CAD
$1,191 USD
View
B+
Retailer 3
-
$1,687 CAD
$1,205 USD
View
B+
Retailer 4
-
$1,691 CAD
$1,208 USD
View
B+
Retailer 5
-
$1,729 CAD
$1,235 USD
View
B+
Retailer 6
-
$1,762 CAD
$1,259 USD
View
B+
Retailer 7
-
$1,829 CAD
$1,307 USD
View
B
Retailer 8
-
$1,924 CAD
$1,375 USD
View
B
Retailer 9
-
$2,032 CAD
$1,452 USD
View
B+
Retailer 10
-
$2,099 CAD
$1,500 USD
View
B+
Retailer 11
-
$2,099 CAD
$1,500 USD
View
B+
Retailer 12
-
$2,155 CAD
£1,212 GBP
View
B
Retailer 13
-
$2,169 CAD
$1,550 USD
View
B
Retailer 14
-
$2,204 CAD
$1,575 USD
View
B
Retailer 15
-
$2,531 CAD
€1,722 EUR
View
Retailer 16
-
$2,537 CAD
A$2,789 AUD
View
Price last confirmed 24 days ago
B
Retailer 17
-
$2,869 CAD
ZAR 33,115 ZAR
View
B
Retailer 18
-
$3,174 CAD
View
B
Retailer 19
-
$3,580 CAD
£2,014 GBP
View
Most Expensive
B
NZ Jewellers
abd4e079-4c0d-4db3-8fbc-485f90a6eab7 · Oct 30
$4,743 CAD
$3,389 USD
View
19 more retailers have this diamond
Prices start from $1,626 CADSave up to $3,117 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.

B+
0.80ct Round
$1,626 CAD