Marquise|Lab Grown|IGI

1.50ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG840635854

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG840635854

Diamond specifications and retailer prices

From $245 USD
As of October 23, 2026
11 retailers carry this diamond
Most expensive: $1,300 USD at With Clarity · As of October 25, 2026
View at With Clarity

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 LG840635854 or 840635854. Listed at 11 retailers as of October 23, 2026. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840635854
Dimensions11.41 × 5.97 × 3.78 mm
L/W Ratio1.91
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.41 mm5.97 mm1.50 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840635854
Side View
Table 62.0%Crown 34.7°Girdle: STK-THKPavilion 40.9°Culet: NoneDepth 63.3%

Caratlytics Score

No score right now
No retailer has confirmed this stone recently, so we are not scoring it. Prices below are as of the date shown.

Price History

Last verified: Oct 23
Current: $504 USD|Low: $238 USD|High: $1,313 USD|Avg: $851 USD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
With Clarity
October 25, 2026
Retailer 8$245 USD
Retailer 11$287 USD
Retailer 6$356 USD
Retailer 1$504 USD
Retailer 7$629 USD
Retailer 5$709 USD
Retailer 9$982 USD
Retailer 2$987 USD
Retailer 4$1,105 USD
Retailer 10$1,245 USD
Retailer 3$1,245 USD
With Clarity$1,300 USD

18 data points across 12 retailers

11 retailers$245 USD to $1,300 USD

Retailer 1
-
$245 USD
Price last confirmed 10 days ago
Retailer 2
-
$287 USD
View
Price last confirmed 18 days ago
Retailer 3
-
$356 USD
£280 GBP
View
Price last confirmed 9 days ago
Retailer 4
-
$629 USD
View
Price last confirmed 8 days ago
Retailer 5
-
$709 USD
A$1,090 AUD
View
Price last confirmed 9 days ago
Retailer 6
-
$982 USD
View
Price last confirmed 10 days ago
Retailer 7
-
$987 USD
View
Price last confirmed 28 days ago
Retailer 8
-
$1,105 USD
View
Price last confirmed 7 days ago
Retailer 9
-
$1,245 USD
£980 GBP
View
Price last confirmed 18 days ago
Retailer 10
-
$1,245 USD
SGD 1,682 SGD
View
Price last confirmed 21 days ago
Most Expensive
With Clarity
840635854 · Oct 25
$1,300 USD
View
Price last confirmed 8 days ago
10 more retailers have this diamond

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.

1.50ct Marquise
$245 USD