CaratHunter
Plans
Marquise|Lab Grown|IGI

1.50ct F VS1 Marquise Lab Grown Diamond

EX • F/VS1 • IGI LG831685205

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831685205

Diamond specifications and retailer prices

From $241 USD
As of November 2, 2026
Save $981 USD (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,222 USD at With Clarity · As of November 1, 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 LG831685205 or 831685205. Listed at 15 retailers as of November 1, 2026, with prices from $241 to $1,222, a $981 spread on the same certified stone. With Clarity lists it at $1,222. 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 angle35.8°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831685205
Dimensions11.51 × 6.06 × 3.69 mm
L/W Ratio1.90
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.51 mm6.06 mm1.50 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831685205
Side View
Table 61.0%Crown 35.8°Girdle: STK-THKPavilion 40.7°Culet: NoneDepth 60.9%

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: $349 USD|Low: $241 USD|High: $1,222 USD|Avg: $766 USD|-0.0%
Retailer 1
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
With Clarity
November 2, 2026
Retailer 7$241 USD
Retailer 9$279 USD
Retailer 12$299 USD
Retailer 1$349 USD
Retailer 5$504 USD
Retailer 3$513 USD
Retailer 10$516 USD
Retailer 8$561 USD
Retailer 4$624 USD
Retailer 13$960 USD
Retailer 2$965 USD
Retailer 11$1,005 USD
Retailer 6$1,012 USD
Retailer 14$1,081 USD
With Clarity$1,222 USD

6 data points across 15 retailers

15 retailers$241 USD to $1,222 USD

A
Cheapest Retailer
-
$241 USD
A
Retailer 2
-
$279 USD
View
A
Retailer 3
-
$299 USD
View
A
Retailer 4
-
$349 USD
£275 GBP
View
A
Retailer 5
-
$504 USD
View
A
Retailer 6
-
$513 USD
View
A
Retailer 7
-
$516 USD
ZAR 8,331 ZAR
View
A
Retailer 8
-
$561 USD
£442 GBP
View
A
Retailer 9
-
$624 USD
View
B+
Retailer 10
-
$960 USD
View
B+
Retailer 11
-
$965 USD
SGD 1,304 SGD
View
B
Retailer 12
-
$1,005 USD
View
B
Retailer 13
-
$1,012 USD
View
B+
Retailer 14
-
$1,081 USD
View
Most Expensive
B
With Clarity
831685205 · Nov 1
$1,222 USD
View
14 more retailers have this diamond
Prices start from $241 USDSave up to $981 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
$241 USD