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Marquise|Natural|GIA

1.22ct J SI1 Marquise Natural Diamond

EX • J/SI1 • GIA 7556938122

Certificate GIA 7556938122

Diamond specifications and retailer prices

From $3,890 CAD
$2,784 USD
As of October 31, 2026
Save $3,508 CAD (47%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $7,398 CAD at Helzberg Diamonds · As of November 1, 2026
View at Helzberg Diamonds

About this 1.22ct natural marquise diamond

This 1.22ct natural marquise sits in the classic one-carat band, graded J 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 7556938122. Listed at 14 retailers as of October 31, 2026, with prices from $3,890 to $7,398, a $3,508 spread on the same certified stone. Helzberg Diamonds lists it at $7,398. 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

1.22
Carat
J
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle35.51°
Pavilion angle41.66°
OriginNatural
Grading LabGIA
CertificateGIA 7556938122
Dimensions11.26 × 5.49 × 3.44 mm
L/W Ratio2.05
Culet sizeNone
Top View
11.26 mm5.49 mm1.22 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 7556938122
Side View
Table 61.0%Crown 35.51°Girdle: STK-THKPavilion 41.66°Culet: NoneDepth 62.6%

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: Oct 31
Current: $7,398 CAD|Low: $3,890 CAD|High: $7,859 CAD|Avg: $5,211 CAD|-5.9%
Helzberg Diamonds
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
November 2, 2026
Retailer 10$3,890 CAD
Retailer 14$3,963 CAD
Retailer 11$4,192 CAD
Retailer 12$4,205 CAD
Retailer 7$4,548 CAD
Retailer 5$4,686 CAD
Retailer 9$4,964 CAD
Retailer 3$4,998 CAD
Retailer 4$5,117 CAD
Retailer 2$5,196 CAD
Retailer 8$5,395 CAD
Retailer 13$6,559 CAD
Retailer 6$6,961 CAD
Helzberg Diamonds$7,398 CAD

28 data points across 14 retailers

14 retailers$3,890 CAD to $7,398 CAD

B+
Cheapest Retailer
-
$3,890 CAD
$2,784 USD
B+
Retailer 2
-
$3,963 CAD
SGD 3,832 SGD
View
B+
Retailer 3
-
$4,192 CAD
$3,000 USD
View
B+
Retailer 4
-
$4,205 CAD
$3,009 USD
View
B+
Retailer 5
-
$4,548 CAD
£2,563 GBP
View
B
Retailer 6
-
$4,686 CAD
SGD 4,532 SGD
View
B+
Retailer 7
-
$4,964 CAD
$3,552 USD
View
B+
Retailer 8
-
$4,998 CAD
$3,577 USD
View
B
Retailer 9
-
$5,117 CAD
$3,661 USD
View
B
Retailer 10
-
$5,196 CAD
€3,541 EUR
View
B
Retailer 11
-
$5,395 CAD
$3,861 USD
View
B
Retailer 12
-
$6,559 CAD
$4,694 USD
View
B
Retailer 13
-
$6,961 CAD
$4,982 USD
View
Most Expensive
B
Helzberg Diamonds
XZRNLLMPJOHII · Nov 1
$7,398 CAD
$5,294 USD
View
13 more retailers have this diamond
Prices start from $3,890 CADSave up to $3,508 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+
1.22ct Marquise
$3,890 CAD