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Marquise|Lab Grown|IGI

1.21ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG700514301

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG700514301

Diamond specifications and retailer prices

From $479 CAD
As of November 5, 2026
Save $3,334 CAD (87%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: $3,813 CAD at Do Amore Diamonds · As of November 5, 2026
View at Do Amore Diamonds

About this 1.21ct lab-grown marquise diamond

This 1.21ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG700514301 or 700514301. Listed at 29 retailers as of November 5, 2026, with prices from $479 to $3,813, a $3,334 spread on the same certified stone. Do Amore Diamonds lists it at $3,813. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG700514301
Dimensions11.27 × 5.42 × 3.46 mm
L/W Ratio2.08
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.27 mm5.42 mm1.21 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG700514301
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 63.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $3,813 CAD|Low: $344 CAD|High: $4,972 CAD|Avg: $1,735 CAD|+15.7%
Do Amore Diamonds
Retailer 2
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November 5, 2026
Retailer 16$344 CAD
Retailer 13$479 CAD
Retailer 15$694 CAD
Retailer 18$698 CAD
Retailer 19$786 CAD
Retailer 3$831 CAD
Retailer 2$856 CAD
Retailer 14$1,017 CAD
Retailer 17$1,042 CAD
Retailer 11$1,089 CAD
Retailer 8$1,321 CAD
Retailer 6$1,338 CAD
Retailer 21$1,443 CAD
Retailer 23$1,634 CAD
Retailer 22$1,887 CAD
Retailer 12$2,109 CAD
Retailer 7$2,110 CAD
Retailer 4$2,137 CAD
Retailer 5$2,257 CAD
Retailer 10$2,515 CAD
Retailer 20$2,556 CAD
Retailer 9$2,816 CAD
Do Amore Diamonds$3,813 CAD

29 data points across 23 retailers

29 retailers$479 CAD to $3,813 CAD

Retailer 1
-
$344 CAD
Price last confirmed 28 days ago
A
Retailer 2
-
$479 CAD
View
Final sale: no returns
Retailer 3
-
$582 CAD
View
Price last confirmed 36 days ago
Retailer 4
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$652 CAD
View
Price last confirmed 37 days ago
Retailer 5
-
$694 CAD
View
Price last confirmed 28 days ago
Retailer 6
-
$694 CAD
View
Price last confirmed 26 days ago
A
Retailer 7
-
$698 CAD
View
Retailer 8
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$712 CAD
View
Price last confirmed 37 days ago
A
Retailer 9
-
$786 CAD
View
A
Retailer 10
-
$831 CAD
View
A
Retailer 11
-
$856 CAD
View
B+
Retailer 12
-
$1,017 CAD
View
A
Retailer 13
-
$1,042 CAD
View
Retailer 14
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$1,089 CAD
View
Price last confirmed 7 days ago
B+
Retailer 15
-
$1,321 CAD
View
B+
Retailer 16
-
$1,338 CAD
View
B+
Retailer 17
-
$1,443 CAD
View
B+
Retailer 18
-
$1,634 CAD
View
B+
Retailer 19
-
$1,887 CAD
View
Retailer 20
-
$2,109 CAD
View
Price last confirmed 8 days ago
B
Retailer 21
-
$2,110 CAD
View
B+
Retailer 22
-
$2,137 CAD
View
B
Retailer 23
-
$2,257 CAD
View
Retailer 24
-
$2,465 CAD
View
Price last confirmed 26 days ago
B
Retailer 25
-
$2,515 CAD
View
B
Retailer 26
-
$2,556 CAD
View
Retailer 27
-
$2,560 CAD
View
Price last confirmed 36 days ago
B
Retailer 28
-
$2,816 CAD
View
Most Expensive
B
Do Amore Diamonds
27-036702EDB · Nov 5
$3,813 CAD
$2,730 USD
View
28 more retailers have this diamond
Prices start from $479 CADSave up to $3,334 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
1.21ct Marquise
$479 CAD