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Marquise|Natural|GIA

1.20ct F SI1 Marquise Natural Diamond

EX • F/SI1 • GIA 2566588407

Certificate GIA 2566588407

Diamond specifications and retailer prices

From $7,075 CAD
As of November 5, 2026
Save $5,550 CAD (44%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $12,626 CAD at Wholesale Diamonds Direct · As of November 6, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2566588407. Listed at 15 retailers as of November 5, 2026, with prices from $7,075 to $12,626, a $5,550 spread on the same certified stone. Wholesale Diamonds Direct lists it at $12,626. 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
F
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle39.73°
Pavilion angle39.25°
OriginNatural
Grading LabGIA
CertificateGIA 2566588407
Dimensions10.89 × 5.44 × 3.36 mm
L/W Ratio2.00
Culet sizeNone
Top View
10.89 mm5.44 mm1.20 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2566588407
Side View
Table 57.0%Crown 39.73°Girdle: MED-THKPavilion 39.25°Culet: NDepth 61.7%

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: Nov 5
Current: $9,864 CAD|Low: $7,075 CAD|High: $12,626 CAD|Avg: $8,993 CAD
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
Wholesale Diamonds Direct
November 6, 2026
Retailer 9$7,075 CAD
Retailer 13$7,153 CAD
Retailer 4$7,362 CAD
Retailer 2$7,504 CAD
Retailer 12$7,532 CAD
Retailer 8$7,760 CAD
Retailer 7$7,949 CAD
Retailer 6$8,824 CAD
Retailer 5$8,836 CAD
Retailer 11$8,864 CAD
Retailer 1$9,864 CAD
Retailer 10$11,993 CAD
Retailer 3$12,268 CAD
Wholesale Diamonds Direct$12,626 CAD

22 data points across 14 retailers

15 retailers$7,075 CAD to $12,626 CAD

B+
Cheapest Retailer
-
$7,075 CAD
B+
Retailer 2
-
$7,153 CAD
View
Retailer 3
-
$7,243 CAD
View
Price last confirmed 10 days ago
B+
Retailer 4
-
$7,362 CAD
View
B+
Retailer 5
-
$7,504 CAD
View
B+
Retailer 6
-
$7,532 CAD
View
B
Retailer 7
-
$7,760 CAD
View
B+
Retailer 8
-
$7,949 CAD
View
B
Retailer 9
-
$8,824 CAD
View
B
Retailer 10
-
$8,836 CAD
View
B
Retailer 11
-
$8,864 CAD
View
B
Retailer 12
-
$9,864 CAD
View
B
Retailer 13
-
$11,993 CAD
View
B
Retailer 14
-
$12,268 CAD
View
Most Expensive
B
Wholesale Diamonds Direct
661914535 · Nov 6
$12,626 CAD
$8,976 USD
View
14 more retailers have this diamond
Prices start from $7,075 CADSave up to $5,550 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+
1.20ct Marquise
$7,075 CAD