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Marquise|Natural|GIA

1.20ct I SI1 Marquise Natural Diamond

EX • I/SI1 • GIA 6552321194

Certificate GIA 6552321194

Diamond specifications and retailer prices

From $3,221 CAD
As of November 5, 2026
Save $3,200 CAD (50%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $6,422 CAD at Wholesale Diamonds Direct · As of November 4, 2026
View at Wholesale Diamonds Direct

About this 1.2ct natural marquise diamond

This 1.2ct natural marquise sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6552321194. Listed at 11 retailers as of November 4, 2026, with prices from $3,221 to $6,422, a $3,200 spread on the same certified stone. Wholesale Diamonds Direct lists it at $6,422. 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

1.20
Carat
I
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
Crown angle39.29°
Pavilion angle38.47°
OriginNatural
Grading LabGIA
CertificateGIA 6552321194
Dimensions10.46 × 5.53 × 3.40 mm
L/W Ratio1.89
Culet sizeNone
Top View
10.46 mm5.53 mm1.20 ctI / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6552321194
Side View
Table 59.0%Crown 39.29°Girdle: THN-THKPavilion 38.47°Culet: NoneDepth 61.5%

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 5
Current: $3,221 CAD|Low: $3,203 CAD|High: $7,360 CAD|Avg: $4,930 CAD|-8.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Wholesale Diamonds Direct
November 5, 2026
Retailer 1$3,221 CAD
Retailer 2$3,944 CAD
Retailer 9$3,955 CAD
Retailer 7$4,293 CAD
Retailer 5$4,605 CAD
Retailer 8$4,661 CAD
Retailer 6$4,744 CAD
Retailer 4$4,756 CAD
Retailer 3$6,012 CAD
Wholesale Diamonds Direct$6,422 CAD

32 data points across 10 retailers

11 retailers$3,221 CAD to $6,422 CAD

A
Cheapest Retailer
-
$3,221 CAD
A
Retailer 2
-
$3,944 CAD
View
A
Retailer 3
-
$3,955 CAD
View
A
Retailer 4
-
$4,293 CAD
View
B+
Retailer 5
-
$4,605 CAD
View
B+
Retailer 6
-
$4,661 CAD
View
B+
Retailer 7
-
$4,744 CAD
View
B+
Retailer 8
-
$4,756 CAD
View
B+
Retailer 9
-
$5,370 CAD
View
B+
Retailer 10
-
$6,012 CAD
View
Most Expensive
B
Wholesale Diamonds Direct
643534585 · Nov 4
$6,422 CAD
$4,565 USD
View
10 more retailers have this diamond
Prices start from $3,221 CADSave up to $3,200 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
1.20ct Marquise
$3,221 CAD