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Marquise|Natural|GIA

1.20ct D SI1 Marquise Natural Diamond

EX • D/SI1 • GIA 1565632687

Certificate GIA 1565632687

Diamond specifications and retailer prices

From $5,238 CAD
As of November 6, 2026
Save $1,978 CAD (27%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $7,216 CAD at Taylor and Hart · As of November 6, 2026
View at Taylor and Hart

About this 1.2ct natural marquise diamond

This 1.2ct natural marquise sits in the classic one-carat band, graded D 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 1565632687. Listed at 5 retailers as of November 6, 2026, with prices from $5,238 to $7,216, a $1,978 spread on the same certified stone. Taylor and Hart lists it at $7,216. 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
D
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 1565632687
Dimensions10.57 × 5.51 × 3.50 mm
L/W Ratio1.92
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle, Extra Facet
Top View
10.57 mm5.51 mm1.20 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateGIA 1565632687
Side View
Table 58.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 63.4%

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: Nov 6
Current: $7,075 CAD|Low: $5,238 CAD|High: $7,216 CAD|Avg: $6,400 CAD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Taylor and Hart
November 6, 2026
Retailer 2$5,238 CAD
Retailer 4$6,019 CAD
Retailer 3$6,835 CAD
Retailer 1$7,075 CAD
Taylor and Hart$7,216 CAD

2 data points across 5 retailers

5 retailers$5,238 CAD to $7,216 CAD

A
Cheapest Retailer
-
$5,238 CAD
B+
Retailer 2
-
$6,019 CAD
View
B+
Retailer 3
-
$6,835 CAD
View
B
Retailer 4
-
$7,075 CAD
View
Most Expensive
B
Taylor and Hart
27DXD25 · Nov 6
$7,216 CAD
$5,130 USD
View
4 more retailers have this diamond
Prices start from $5,238 CADSave up to $1,978 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
$5,238 CAD