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Marquise|Lab Grown|IGI

1.73ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG668472310

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG668472310

Diamond specifications and retailer prices

From $1,194 CAD
$853 USD
As of October 27, 2026
Save $9,415 CAD (89%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $10,609 CAD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.73ct lab-grown marquise diamond

This 1.73ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG668472310 or 668472310. Listed at 24 retailers as of October 27, 2026, with prices from $1,194 to $10,609, a $9,415 spread on the same certified stone. Do Amore Diamonds lists it at $10,609. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.73
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG668472310
Dimensions12.36 × 6.22 × 3.92 mm
L/W Ratio1.99
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.36 mm6.22 mm1.73 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG668472310
Side View
Table 59.0%Crown 35.4°Girdle: MediumPavilion 40.6°Culet: NoneDepth 63.0%

Caratlytics Score

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

Price History

Last verified: Oct 27
Current: $10,609 CAD|Low: $1,146 CAD|High: $10,609 CAD|Avg: $3,471 CAD
Do Amore 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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 29, 2026
Retailer 6$1,194 CAD
Retailer 5$1,299 CAD
Retailer 4$1,386 CAD
Retailer 19$1,386 CAD
Retailer 15$1,596 CAD
Retailer 14$1,693 CAD
Retailer 11$1,955 CAD
Retailer 2$2,349 CAD
Retailer 13$2,811 CAD
Retailer 18$3,030 CAD
Retailer 3$3,185 CAD
Retailer 16$3,805 CAD
Retailer 7$4,300 CAD
Retailer 10$4,333 CAD
Retailer 8$4,373 CAD
Retailer 9$4,547 CAD
Retailer 17$4,983 CAD
Retailer 12$5,213 CAD
Do Amore Diamonds$10,609 CAD

30 data points across 19 retailers

24 retailers$1,194 CAD to $10,609 CAD

A
Cheapest Retailer
-
$1,194 CAD
$853 USD
A
Retailer 2
-
$1,299 CAD
$928 USD
View
A
Retailer 3
-
$1,386 CAD
$990 USD
View
Retailer 4
-
$1,386 CAD
$990 USD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$1,440 CAD
$1,029 USD
View
Final sale: no returns
A
Retailer 6
-
$1,590 CAD
$1,136 USD
View
A
Retailer 7
-
$1,594 CAD
$1,139 USD
View
A
Retailer 8
-
$1,596 CAD
$1,140 USD
View
A
Retailer 9
-
$1,693 CAD
£952 GBP
View
A
Retailer 10
-
$1,955 CAD
$1,397 USD
View
A
Retailer 11
-
$2,349 CAD
£1,322 GBP
View
B+
Retailer 12
-
$2,811 CAD
ZAR 32,446 ZAR
View
B+
Retailer 13
-
$3,030 CAD
$2,165 USD
View
B+
Retailer 14
-
$3,185 CAD
$2,276 USD
View
Retailer 15
-
$3,805 CAD
A$4,182 AUD
View
Price last confirmed 8 days ago
B+
Retailer 16
-
$4,223 CAD
£2,376 GBP
View
B+
Retailer 17
-
$4,300 CAD
$3,072 USD
View
B+
Retailer 18
-
$4,333 CAD
$3,096 USD
View
Retailer 19
-
$4,373 CAD
A$4,807 AUD
View
Price last confirmed 21 days ago
B
Retailer 20
-
$4,547 CAD
$3,249 USD
View
B+
Retailer 21
-
$4,983 CAD
$3,560 USD
View
B+
Retailer 22
-
$5,213 CAD
£2,933 GBP
View
B
Retailer 23
-
$5,448 CAD
$3,893 USD
View
Most Expensive
B
Do Amore Diamonds
27-1B04D236C · Oct 29
$10,609 CAD
$7,580 USD
View
23 more retailers have this diamond
Prices start from $1,194 CADSave up to $9,415 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
1.73ct Marquise
$1,194 CAD