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Marquise|Lab Grown|IGI

1.20ct G VVS2 Marquise Lab Grown Diamond

EX • G/VVS2 • IGI LG496111550

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG496111550

Diamond specifications and retailer prices

From $242 USD
As of October 25, 2026
Save $895 USD (79%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,137 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.2ct lab-grown marquise diamond

This 1.2ct lab-grown marquise sits in the classic one-carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG496111550 or 496111550. Listed at 8 retailers as of October 25, 2026, with prices from $242 to $1,137, a $895 spread on the same certified stone. MOH London lists it at $1,137. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
G
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.6°
Pavilion angle43.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG496111550
Dimensions10.90 × 5.64 × 3.50 mm
L/W Ratio1.93
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.90 mm5.64 mm1.20 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG496111550
Side View
Table 60.5%Crown 31.6°Girdle: THN-STKPavilion 43.1°Culet: NoneDepth 62.1%

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: Oct 25
Current: $1,137 USD|Low: $242 USD|High: $1,144 USD|Avg: $521 USD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 5$242 USD
Retailer 3$415 USD
Retailer 4$422 USD
Retailer 2$440 USD
Retailer 7$453 USD
Retailer 6$562 USD
MOH London$1,137 USD

40 data points across 7 retailers

8 retailers$242 USD to $1,137 USD

A
Cheapest Retailer
-
$242 USD
A
Retailer 2
-
$415 USD
ZAR 6,711 ZAR
View
A
Retailer 3
-
$422 USD
View
A
Retailer 4
-
$440 USD
£346 GBP
View
A
Retailer 5
-
$453 USD
View
B+
Retailer 6
-
$562 USD
View
B
Retailer 7
-
$831 USD
View
Most Expensive
B
MOH London
LG496111550 · Oct 29
$1,137 USD
£895 GBP
View
7 more retailers have this diamond
Prices start from $242 USDSave up to $895 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
1.20ct Marquise
$242 USD