Marquise|Lab Grown|IGI

1.50ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG846666521

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG846666521

Diamond specifications and retailer prices

From $223 USD
As of October 27, 2026
Save $917 USD (80%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,140 USD at With Clarity · As of October 29, 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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG846666521 or 846666521. Listed at 20 retailers as of October 27, 2026, with prices from $223 to $1,140, a $917 spread on the same certified stone. With Clarity lists it at $1,140. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.8°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846666521
Dimensions11.57 × 5.74 × 3.77 mm
L/W Ratio2.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.57 mm5.74 mm1.50 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846666521
Side View
Table 60.0%Crown 39.8°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 65.7%

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: Oct 27
Current: $1,113 USD|Low: $223 USD|High: $1,140 USD|Avg: $619 USD
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
With Clarity
October 29, 2026
Retailer 15$223 USD
Retailer 8$258 USD
Retailer 2$276 USD
Retailer 7$276 USD
Retailer 4$320 USD
Retailer 12$325 USD
Retailer 3$372 USD
Retailer 6$453 USD
Retailer 14$475 USD
Retailer 19$477 USD
Retailer 13$512 USD
Retailer 9$529 USD
Retailer 16$645 USD
Retailer 5$888 USD
Retailer 17$891 USD
Retailer 11$913 USD
Retailer 10$941 USD
Retailer 18$1,010 USD
Retailer 1$1,113 USD
With Clarity$1,140 USD

10 data points across 20 retailers

20 retailers$223 USD to $1,140 USD

A
Cheapest Retailer
-
$223 USD
A
Retailer 2
-
$258 USD
View
A
Retailer 3
-
$276 USD
View
A
Retailer 4
-
$276 USD
View
A
Retailer 5
-
$320 USD
HK$2,500 HKD
View
A
Retailer 6
-
$325 USD
£256 GBP
View
B+
Retailer 7
-
$372 USD
View
A
Retailer 8
-
$453 USD
€431 EUR
View
A
Retailer 9
-
$475 USD
ZAR 7,667 ZAR
View
A
Retailer 10
-
$477 USD
View
A
Retailer 11
-
$512 USD
£403 GBP
View
A
Retailer 12
-
$529 USD
View
A
Retailer 13
-
$645 USD
A$993 AUD
View
B+
Retailer 14
-
$888 USD
View
B+
Retailer 15
-
$891 USD
View
B+
Retailer 16
-
$913 USD
SGD 1,234 SGD
View
B+
Retailer 17
-
$941 USD
View
B
Retailer 18
-
$1,010 USD
View
B
Retailer 19
-
$1,113 USD
£876 GBP
View
Most Expensive
B
With Clarity
846666521 · Oct 29
$1,140 USD
View
19 more retailers have this diamond
Prices start from $223 USDSave up to $917 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
$223 USD