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Marquise|Lab Grown|IGI

1.50ct F VS1 Marquise Lab Grown Diamond

EX • F/VS1 • IGI LG850630371

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG850630371

Diamond specifications and retailer prices

From $355 CAD
$254 USD
As of November 2, 2026
Save $2,098 CAD (86%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,453 CAD at Helzberg Diamonds · As of November 1, 2026
View at Helzberg Diamonds

About this 1.5ct lab-grown marquise diamond

This 1.5ct lab-grown marquise sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG850630371 or 850630371. Listed at 19 retailers as of November 1, 2026, with prices from $355 to $2,453, a $2,098 spread on the same certified stone. Helzberg Diamonds lists it at $2,453. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850630371
Dimensions11.90 × 6.04 × 3.67 mm
L/W Ratio1.97
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.90 mm6.04 mm1.50 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG850630371
Side View
Table 56.0%Crown 30°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 60.8%

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: Nov 2
Current: $2,453 CAD|Low: $355 CAD|High: $2,453 CAD|Avg: $1,120 CAD
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 2, 2026
Retailer 15$355 CAD
Retailer 17$441 CAD
Retailer 5$501 CAD
Retailer 13$515 CAD
Retailer 9$594 CAD
Retailer 18$664 CAD
Retailer 16$724 CAD
Retailer 11$761 CAD
Retailer 2$840 CAD
Retailer 3$912 CAD
Retailer 14$1,354 CAD
Retailer 4$1,416 CAD
Retailer 10$1,446 CAD
Retailer 8$1,489 CAD
Retailer 7$1,734 CAD
Retailer 12$1,767 CAD
Retailer 6$1,816 CAD
Helzberg Diamonds$2,453 CAD

6 data points across 18 retailers

19 retailers$355 CAD to $2,453 CAD

A
Cheapest Retailer
-
$355 CAD
$254 USD
A
Retailer 2
-
$441 CAD
$316 USD
View
A
Retailer 3
-
$501 CAD
HK$2,800 HKD
View
A
Retailer 4
-
$515 CAD
£290 GBP
View
B+
Retailer 5
-
$594 CAD
$425 USD
View
A
Retailer 6
-
$664 CAD
$475 USD
View
A
Retailer 7
-
$724 CAD
$518 USD
View
A
Retailer 8
-
$761 CAD
ZAR 8,802 ZAR
View
A
Retailer 9
-
$840 CAD
£474 GBP
View
A
Retailer 10
-
$912 CAD
$653 USD
View
B+
Retailer 11
-
$1,354 CAD
$969 USD
View
B+
Retailer 12
-
$1,416 CAD
$1,014 USD
View
B
Retailer 13
-
$1,446 CAD
SGD 1,399 SGD
View
B
Retailer 14
-
$1,489 CAD
$1,066 USD
View
B
Retailer 15
-
$1,734 CAD
$1,241 USD
View
B
Retailer 16
-
$1,767 CAD
£996 GBP
View
B
Retailer 17
-
$1,816 CAD
$1,300 USD
View
B
Retailer 18
-
$2,319 CAD
$1,660 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOLGMJGJNH · Nov 1
$2,453 CAD
$1,756 USD
View
18 more retailers have this diamond
Prices start from $355 CADSave up to $2,098 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
1.50ct Marquise
$355 CAD