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Marquise|Natural|GIA

0.80ct J SI2 Marquise Natural Diamond

EX • J/SI2 • GIA 6565518043

Certificate GIA 6565518043

Diamond specifications and retailer prices

From $1,266 CAD
$906 USD
As of October 31, 2026
Save $1,005 CAD (44%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,271 CAD at Helzberg Diamonds · As of November 1, 2026
View at Helzberg Diamonds

About this 0.8ct natural marquise diamond

This 0.8ct natural marquise sits in the just-under-one-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6565518043. Listed at 12 retailers as of October 31, 2026, with prices from $1,266 to $2,271, a $1,005 spread on the same certified stone. Helzberg Diamonds lists it at $2,271. 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 (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38.46°
Pavilion angle39.52°
OriginNatural
Grading LabGIA
CertificateGIA 6565518043
Dimensions9.15 × 4.84 × 3.01 mm
L/W Ratio1.89
Culet sizeNone
Top View
9.15 mm4.84 mm0.80 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6565518043
Side View
Table 57.0%Crown 38.46°Girdle: STK-VTKPavilion 39.52°Culet: NoneDepth 62.2%

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 31
Current: $2,271 CAD|Low: $1,266 CAD|High: $2,362 CAD|Avg: $1,677 CAD|-3.8%
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 5$1,266 CAD
Retailer 8$1,271 CAD
Retailer 2$1,341 CAD
Retailer 11$1,359 CAD
Retailer 9$1,380 CAD
Retailer 4$1,475 CAD
Retailer 6$1,574 CAD
Retailer 7$1,833 CAD
Retailer 10$1,949 CAD
Retailer 3$2,139 CAD
Helzberg Diamonds$2,271 CAD

26 data points across 11 retailers

12 retailers$1,266 CAD to $2,271 CAD

A
Cheapest Retailer
-
$1,266 CAD
$906 USD
A
Retailer 2
-
$1,271 CAD
$910 USD
View
A
Retailer 3
-
$1,341 CAD
$960 USD
View
A
Retailer 4
-
$1,350 CAD
SGD 1,306 SGD
View
A
Retailer 5
-
$1,359 CAD
$973 USD
View
A
Retailer 6
-
$1,380 CAD
SGD 1,335 SGD
View
A
Retailer 7
-
$1,475 CAD
£831 GBP
View
B+
Retailer 8
-
$1,574 CAD
$1,127 USD
View
B+
Retailer 9
-
$1,833 CAD
€1,250 EUR
View
B+
Retailer 10
-
$1,949 CAD
$1,395 USD
View
B
Retailer 11
-
$2,139 CAD
$1,531 USD
View
Most Expensive
B
Helzberg Diamonds
XZRMLMLLHOGKJ · Nov 1
$2,271 CAD
$1,626 USD
View
11 more retailers have this diamond
Prices start from $1,266 CADSave up to $1,005 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 Marquise
$1,266 CAD