Marquise|Lab Grown|IGI

1.54ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG788621215

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG788621215

Diamond specifications and retailer prices

From $1,512 CAD
$1,082 USD
As of November 1, 2026
Save $4,790 CAD (76%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $6,302 CAD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.54ct lab-grown marquise diamond

This 1.54ct 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 LG788621215 or 788621215. Listed at 26 retailers as of October 31, 2026, with prices from $1,512 to $6,302, a $4,790 spread on the same certified stone. Brilliant Earth lists it at $6,302. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788621215
Dimensions11.99 × 6.09 × 3.82 mm
L/W Ratio1.97
Girdle conditionFaceted
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
11.99 mm6.09 mm1.54 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788621215
Side View
Table 56.0%Crown 33.7°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.7%

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: Nov 1
Current: $6,302 CAD|Low: $1,297 CAD|High: $6,302 CAD|Avg: $3,233 CAD
Brilliant Earth
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 4$1,350 CAD
Retailer 6$1,566 CAD
Retailer 7$1,771 CAD
Retailer 14$1,782 CAD
Retailer 13$2,233 CAD
Retailer 2$2,416 CAD
Retailer 10$2,800 CAD
Retailer 12$2,880 CAD
Retailer 3$3,084 CAD
Retailer 8$3,900 CAD
Retailer 5$4,658 CAD
Retailer 9$5,285 CAD
Retailer 11$5,342 CAD
Brilliant Earth$6,302 CAD

33 data points across 14 retailers

26 retailers$1,512 CAD to $6,302 CAD

Retailer 1
-
$1,350 CAD
$966 USD
Price last confirmed 25 days ago
Retailer 2
-
$1,470 CAD
$1,052 USD
View
Price last confirmed 18 days ago
A
Retailer 3
-
$1,512 CAD
$1,082 USD
View
Final sale: no returns
Retailer 4
-
$1,566 CAD
$1,121 USD
View
Price last confirmed 30 days ago
Retailer 5
-
$1,566 CAD
$1,121 USD
View
Price last confirmed 21 days ago
A
Retailer 6
-
$1,771 CAD
£998 GBP
View
A
Retailer 7
-
$1,777 CAD
$1,272 USD
View
A
Retailer 8
-
$1,782 CAD
$1,275 USD
View
A
Retailer 9
-
$1,857 CAD
$1,329 USD
View
A
Retailer 10
-
$2,233 CAD
A$2,458 AUD
View
A
Retailer 11
-
$2,243 CAD
$1,605 USD
View
A
Retailer 12
-
$2,416 CAD
£1,361 GBP
View
B+
Retailer 13
-
$2,800 CAD
€1,908 EUR
View
B+
Retailer 14
-
$2,880 CAD
ZAR 33,293 ZAR
View
B+
Retailer 15
-
$3,084 CAD
$2,207 USD
View
B
Retailer 16
-
$3,900 CAD
A$4,294 AUD
View
B
Retailer 17
-
$4,323 CAD
£2,436 GBP
View
Retailer 18
-
$4,405 CAD
$3,152 USD
View
Price last confirmed 33 days ago
B
Retailer 19
-
$4,658 CAD
$3,333 USD
View
B
Retailer 20
-
$4,857 CAD
$3,476 USD
View
B
Retailer 21
-
$5,086 CAD
$3,639 USD
View
B
Retailer 22
-
$5,258 CAD
SGD 5,085 SGD
View
B
Retailer 23
-
$5,285 CAD
A$5,819 AUD
View
B
Retailer 24
-
$5,342 CAD
£3,010 GBP
View
B
Retailer 25
-
$5,455 CAD
$3,904 USD
View
Most Expensive
B
Brilliant Earth
20086108A · Oct 31
$6,302 CAD
$4,510 USD
View
25 more retailers have this diamond
Prices start from $1,512 CADSave up to $4,790 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
1.54ct Marquise
$1,512 CAD