Marquise|Lab Grown|IGI

1.50ct F VS2 Marquise Lab Grown Diamond

ID • F/VS2 • IGI LG850689781

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG850689781

Diamond specifications and retailer prices

From $237 USD
As of November 6, 2026
Save $1,053 USD (82%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,290 USD at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG850689781 or 850689781. Listed at 8 retailers as of November 6, 2026, with prices from $237 to $1,290, a $1,053 spread on the same certified stone. Brilliant Earth lists it at $1,290. 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
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850689781
Dimensions11.83 × 6.20 × 3.72 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
11.83 mm6.20 mm1.50 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG850689781
Side View
Table 62.0%Crown 34.5°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 60.0%

Caratlytics Score

How it works →
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 6
Current: $1,290 USD|Low: $237 USD|High: $1,480 USD|Avg: $1,052 USD|-12.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 3$237 USD
Retailer 4$275 USD
Retailer 5$358 USD
Retailer 8$627 USD
Retailer 2$946 USD
Retailer 7$1,176 USD
Retailer 6$1,245 USD
Brilliant Earth$1,290 USD

7 data points across 8 retailers

8 retailers$237 USD to $1,290 USD

A
Cheapest Retailer
-
$237 USD
A
Retailer 2
-
$275 USD
View
A
Retailer 3
-
$358 USD
View
A
Retailer 4
-
$627 USD
View
B+
Retailer 5
-
$946 USD
View
B+
Retailer 6
-
$1,176 USD
View
B
Retailer 7
-
$1,245 USD
View
Most Expensive
B
Brilliant Earth
22327125A · Nov 6
$1,290 USD
View
7 more retailers have this diamond
Prices start from $237 USDSave up to $1,053 USD

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
$237 USD