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Marquise|Natural|GIA

1.20ct F SI1 Marquise Natural Diamond

ID • F/SI1 • GIA 6561121500

Certificate GIA 6561121500

Diamond specifications and retailer prices

From $6,774 CAD
As of November 5, 2026
Save $8,651 CAD (56%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $15,425 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 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 6561121500. Listed at 22 retailers as of November 5, 2026, with prices from $6,774 to $15,425, a $8,651 spread on the same certified stone. NZ Jewellers lists it at $15,425. 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
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6561121500
Dimensions10.24 × 5.47 × 3.44 mm
L/W Ratio1.87
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather
Top View
10.24 mm5.47 mm1.20 ctF / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6561121500
Side View
Table 60.0%CrownGirdle: STK-ETKPavilionCulet: NoneDepth 63.0%

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: $15,425 CAD|Low: $6,773 CAD|High: $15,767 CAD|Avg: $9,412 CAD|-2.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 6, 2026
Retailer 19$6,774 CAD
Retailer 12$7,075 CAD
Retailer 3$7,485 CAD
Retailer 10$7,712 CAD
Retailer 4$7,793 CAD
Retailer 6$8,243 CAD
Retailer 20$8,328 CAD
Retailer 7$8,355 CAD
Retailer 8$8,355 CAD
Retailer 16$8,355 CAD
Retailer 17$8,759 CAD
Retailer 2$8,947 CAD
Retailer 14$9,009 CAD
Retailer 9$9,444 CAD
Retailer 5$9,641 CAD
Retailer 13$10,282 CAD
Retailer 11$10,392 CAD
Retailer 15$11,253 CAD
Retailer 18$13,551 CAD
NZ Jewellers$15,425 CAD

22 data points across 20 retailers

22 retailers$6,774 CAD to $15,425 CAD

B+
Cheapest Retailer
-
$6,774 CAD
Retailer 2
-
$7,075 CAD
View
Price last confirmed 16 days ago
B+
Retailer 3
-
$7,485 CAD
View
B+
Retailer 4
-
$7,712 CAD
View
Final sale: no returns
B+
Retailer 5
-
$7,793 CAD
View
B
Retailer 6
-
$8,243 CAD
View
B
Retailer 7
-
$8,328 CAD
View
B
Retailer 8
-
$8,355 CAD
View
B
Retailer 9
-
$8,355 CAD
View
Retailer 10
-
$8,355 CAD
View
Price last confirmed 8 days ago
B
Retailer 11
-
$8,455 CAD
View
B
Retailer 12
-
$8,759 CAD
View
B
Retailer 13
-
$8,947 CAD
View
B
Retailer 14
-
$9,009 CAD
View
Retailer 15
-
$9,199 CAD
View
Price last confirmed 25 days ago
B
Retailer 16
-
$9,444 CAD
View
B
Retailer 17
-
$9,641 CAD
View
B
Retailer 18
-
$10,282 CAD
View
Retailer 19
-
$10,392 CAD
View
Price last confirmed 14 days ago
B
Retailer 20
-
$11,253 CAD
View
B
Retailer 21
-
$13,551 CAD
View
Most Expensive
B
NZ Jewellers
784cc176-74e4-4ff7-9ffc-1e7df921af93 · Nov 5
$15,425 CAD
$10,966 USD
View
21 more retailers have this diamond
Prices start from $6,774 CADSave up to $8,651 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
$6,774 CAD