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Marquise|Natural|GIA

1.20ct G SI1 Marquise Natural Diamond

EX • G/SI1 • GIA 2567792143

Certificate GIA 2567792143

Diamond specifications and retailer prices

From $5,023 CAD
As of November 6, 2026
Save $3,172 CAD (39%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $8,195 CAD at Cape Diamonds · As of November 5, 2026
View at Cape Diamonds

About this 1.2ct natural marquise diamond

This 1.2ct natural marquise sits in the classic one-carat band, graded G 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 2567792143. Listed at 10 retailers as of November 5, 2026, with prices from $5,023 to $8,195, a $3,172 spread on the same certified stone. Cape Diamonds lists it at $8,195. 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
G
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2567792143
Dimensions10.50 × 5.50 × 3.48 mm
L/W Ratio1.91
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle, Indented Natural, Natural
Top View
10.50 mm5.50 mm1.20 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2567792143
Side View
Table 60.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 63.2%

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: Nov 6
Current: $8,195 CAD|Low: $5,023 CAD|High: $8,195 CAD|Avg: $6,690 CAD
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 5$5,023 CAD
Retailer 4$5,233 CAD
Retailer 2$6,200 CAD
Retailer 6$6,515 CAD
Retailer 8$6,573 CAD
Retailer 3$6,836 CAD
Retailer 7$6,928 CAD
Retailer 9$7,750 CAD
Cape Diamonds$8,195 CAD

2 data points across 9 retailers

10 retailers$5,023 CAD to $8,195 CAD

A
Cheapest Retailer
-
$5,023 CAD
B+
Retailer 2
-
$5,233 CAD
View
B+
Retailer 3
-
$5,774 CAD
View
B+
Retailer 4
-
$6,200 CAD
View
Final sale: no returns
B
Retailer 5
-
$6,515 CAD
View
B
Retailer 6
-
$6,573 CAD
View
B+
Retailer 7
-
$6,836 CAD
View
B+
Retailer 8
-
$6,928 CAD
View
B
Retailer 9
-
$7,750 CAD
View
Most Expensive
B
Cape Diamonds
cert_2567792143 · Nov 5
$8,195 CAD
ZAR 94,123 ZAR
View
9 more retailers have this diamond
Prices start from $5,023 CADSave up to $3,172 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
$5,023 CAD