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Marquise|Natural|GIA

1.20ct K SI2 Marquise Natural Diamond

EX • K/SI2 • GIA 1555950034

Certificate GIA 1555950034

Diamond specifications and retailer prices

From $3,739 CAD
As of November 5, 2026
Save $4,292 CAD (53%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $8,030 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural marquise diamond

This 1.2ct natural marquise sits in the classic one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1555950034. Listed at 13 retailers as of November 5, 2026, with prices from $3,739 to $8,030, a $4,292 spread on the same certified stone. NZ Jewellers lists it at $8,030. 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
K
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1555950034
Dimensions11.01 × 5.47 × 3.30 mm
L/W Ratio2.01
Girdle conditionFaceted
Culet sizeNone
Top View
11.01 mm5.47 mm1.20 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1555950034
Side View
Table 63.0%CrownGirdle: THN-ETKPavilionCulet: NoneDepth 60.3%

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 5
Current: $4,715 CAD|Low: $3,739 CAD|High: $7,801 CAD|Avg: $4,787 CAD|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 6$3,739 CAD
Retailer 5$3,792 CAD
Retailer 7$3,922 CAD
Retailer 9$4,176 CAD
Retailer 8$4,336 CAD
Retailer 1$4,715 CAD
Retailer 3$4,769 CAD
Retailer 2$5,049 CAD
Retailer 4$7,688 CAD

43 data points across 9 retailers

13 retailers$3,739 CAD to $8,030 CAD

B+
Cheapest Retailer
-
$3,739 CAD
B+
Retailer 2
-
$3,792 CAD
View
B+
Retailer 3
-
$3,922 CAD
View
B
Retailer 4
-
$4,176 CAD
View
Retailer 5
-
$4,176 CAD
View
Price last confirmed 8 days ago
B
Retailer 6
-
$4,336 CAD
View
B+
Retailer 7
-
$4,715 CAD
View
B+
Retailer 8
-
$4,769 CAD
View
B
Retailer 9
-
$4,818 CAD
View
B
Retailer 10
-
$5,049 CAD
View
Retailer 11
-
$5,346 CAD
View
Price last confirmed 14 days ago
B
Retailer 12
-
$7,688 CAD
View
Most Expensive
C
NZ Jewellers
bd7e5fc3-cc88-4599-9f95-a01c6d533cfe · Nov 5
$8,030 CAD
$5,750 USD
View
12 more retailers have this diamond
Prices start from $3,739 CADSave up to $4,292 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
$3,739 CAD