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Marquise|Lab Grown|IGI

1.67ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG744515112

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG744515112

Diamond specifications and retailer prices

From $926 CAD
$663 USD
As of October 30, 2026
Save $7,302 CAD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $8,228 CAD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.67ct lab-grown marquise diamond

This 1.67ct lab-grown marquise sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG744515112 or 744515112. Listed at 18 retailers as of October 30, 2026, with prices from $926 to $8,228, a $7,302 spread on the same certified stone. Do Amore Diamonds lists it at $8,228. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.67
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG744515112
Dimensions12.09 × 6.38 × 3.84 mm
L/W Ratio1.89
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
12.09 mm6.38 mm1.67 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG744515112
Side View
Table 59.0%Crown 34.1°Girdle: STK-THKPavilion 39.4°Culet: NoneDepth 60.2%

Caratlytics Score

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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: Oct 30
Current: $8,228 CAD|Low: $791 CAD|High: $8,661 CAD|Avg: $2,998 CAD|-5.0%
Do Amore Diamonds
Retailer 2
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Retailer 11
Retailer 12
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Retailer 18
October 31, 2026
Retailer 16$926 CAD
Retailer 6$1,007 CAD
Retailer 10$1,106 CAD
Retailer 18$1,296 CAD
Retailer 7$1,327 CAD
Retailer 9$1,468 CAD
Retailer 17$1,750 CAD
Retailer 13$1,932 CAD
Retailer 8$1,959 CAD
Retailer 3$2,744 CAD
Retailer 11$2,952 CAD
Retailer 5$3,174 CAD
Retailer 4$3,333 CAD
Retailer 15$3,821 CAD
Retailer 12$4,498 CAD
Retailer 14$4,682 CAD
Retailer 2$5,304 CAD
Do Amore Diamonds$8,228 CAD

35 data points across 18 retailers

18 retailers$926 CAD to $8,228 CAD

A
Cheapest Retailer
-
$926 CAD
$663 USD
A
Retailer 2
-
$1,007 CAD
$721 USD
View
A
Retailer 3
-
$1,106 CAD
$792 USD
View
Final sale: no returns
A
Retailer 4
-
$1,296 CAD
$928 USD
View
A
Retailer 5
-
$1,327 CAD
$950 USD
View
A
Retailer 6
-
$1,468 CAD
$1,051 USD
View
A
Retailer 7
-
$1,750 CAD
$1,253 USD
View
A
Retailer 8
-
$1,932 CAD
€1,317 EUR
View
A
Retailer 9
-
$1,959 CAD
A$2,158 AUD
View
B+
Retailer 10
-
$2,744 CAD
$1,964 USD
View
B+
Retailer 11
-
$2,952 CAD
A$3,251 AUD
View
B+
Retailer 12
-
$3,174 CAD
$2,272 USD
View
B+
Retailer 13
-
$3,333 CAD
$2,386 USD
View
B+
Retailer 14
-
$3,821 CAD
$2,735 USD
View
B+
Retailer 15
-
$4,498 CAD
$3,220 USD
View
B+
Retailer 16
-
$4,682 CAD
£2,639 GBP
View
B
Retailer 17
-
$5,304 CAD
A$5,841 AUD
View
Most Expensive
B
Do Amore Diamonds
27-9FBFEA9C8 · Oct 30
$8,228 CAD
$5,890 USD
View
17 more retailers have this diamond
Prices start from $926 CADSave up to $7,302 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
1.67ct Marquise
$926 CAD