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Marquise|Natural|GIA

1.20ct E SI1 Marquise Natural Diamond

EX • E/SI1 • GIA 2564577837

Certificate GIA 2564577837

Diamond specifications and retailer prices

From $7,429 CAD
As of November 4, 2026
Save $6,048 CAD (45%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $13,476 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 E 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 2564577837. Listed at 14 retailers as of November 4, 2026, with prices from $7,429 to $13,476, a $6,048 spread on the same certified stone. Wholesale Diamonds Direct lists it at $13,476. 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
E
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.64°
Pavilion angle37.65°
OriginNatural
Grading LabGIA
CertificateGIA 2564577837
Dimensions11.38 × 5.55 × 3.23 mm
L/W Ratio2.05
Culet sizeNone
Top View
11.38 mm5.55 mm1.20 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2564577837
Side View
Table 60.0%Crown 36.64°Girdle: THN-THKPavilion 37.65°Culet: NDepth 58.3%

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 4
Current: $9,421 CAD|Low: $7,429 CAD|High: $13,476 CAD|Avg: $9,342 CAD|+0.1%
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 8$7,429 CAD
Retailer 5$7,553 CAD
Retailer 12$7,632 CAD
Retailer 7$7,775 CAD
Retailer 3$7,859 CAD
Retailer 13$7,961 CAD
Retailer 11$8,039 CAD
Retailer 6$8,394 CAD
Retailer 4$9,385 CAD
Retailer 1$9,421 CAD
Retailer 10$9,428 CAD
Retailer 2$12,191 CAD
Retailer 9$12,800 CAD
Wholesale Diamonds Direct$13,476 CAD

21 data points across 14 retailers

14 retailers$7,429 CAD to $13,476 CAD

B+
Cheapest Retailer
-
$7,429 CAD
B+
Retailer 2
-
$7,553 CAD
View
B+
Retailer 3
-
$7,632 CAD
View
B+
Retailer 4
-
$7,775 CAD
View
B+
Retailer 5
-
$7,859 CAD
View
B+
Retailer 6
-
$7,961 CAD
View
B+
Retailer 7
-
$8,039 CAD
View
B+
Retailer 8
-
$8,394 CAD
View
B
Retailer 9
-
$9,385 CAD
View
B
Retailer 10
-
$9,421 CAD
View
B
Retailer 11
-
$9,428 CAD
View
B
Retailer 12
-
$12,191 CAD
View
B
Retailer 13
-
$12,800 CAD
View
Most Expensive
B
Wholesale Diamonds Direct
661914510 · Nov 4
$13,476 CAD
$9,649 USD
View
13 more retailers have this diamond
Prices start from $7,429 CADSave up to $6,048 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
$7,429 CAD