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Marquise|Lab Grown|IGI

1.40ct E VS2 Marquise Lab Grown Diamond

ID • E/VS2 • IGI LG780694056

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG780694056

Diamond specifications and retailer prices

From $208 USD
As of October 27, 2026
Save $1,010 USD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,218 USD at Reve Diamonds · As of October 28, 2026
View at Reve Diamonds

About this 1.4ct lab-grown marquise diamond

This 1.4ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG780694056 or 780694056. Listed at 16 retailers as of October 27, 2026, with prices from $208 to $1,218, a $1,010 spread on the same certified stone. Reve Diamonds lists it at $1,218. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.40
Carat
E
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.1°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780694056
Dimensions12.22 × 5.81 × 3.36 mm
L/W Ratio2.10
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.22 mm5.81 mm1.40 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780694056
Side View
Table 63.0%Crown 31.1°Girdle: STK-THKPavilion 38.3°Culet: NoneDepth 57.8%

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: $473 USD|Low: $199 USD|High: $1,218 USD|Avg: $583 USD|+4.0%
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
Reve Diamonds
October 29, 2026
Retailer 10$208 USD
Retailer 13$232 USD
Retailer 14$241 USD
Retailer 2$258 USD
Retailer 11$258 USD
Retailer 8$310 USD
Retailer 6$348 USD
Retailer 1$473 USD
Retailer 3$584 USD
Retailer 12$828 USD
Retailer 9$831 USD
Retailer 4$881 USD
Retailer 5$1,006 USD
Retailer 7$1,038 USD
Reve Diamonds$1,218 USD

42 data points across 15 retailers

16 retailers$208 USD to $1,218 USD

A
Cheapest Retailer
-
$208 USD
A
Retailer 2
-
$232 USD
View
Final sale: no returns
A
Retailer 3
-
$241 USD
View
Retailer 4
-
$258 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$258 USD
View
A
Retailer 6
-
$310 USD
£244 GBP
View
B+
Retailer 7
-
$348 USD
View
A
Retailer 8
-
$473 USD
£373 GBP
View
B+
Retailer 9
-
$564 USD
View
B+
Retailer 10
-
$584 USD
View
B+
Retailer 11
-
$828 USD
View
B
Retailer 12
-
$831 USD
View
B
Retailer 13
-
$881 USD
View
Retailer 14
-
$1,006 USD
£792 GBP
View
Price last confirmed 11 days ago
B
Retailer 15
-
$1,038 USD
£817 GBP
View
Most Expensive
B
Reve Diamonds
B85E0D732 · Oct 28
$1,218 USD
View
15 more retailers have this diamond
Prices start from $208 USDSave up to $1,010 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
1.40ct Marquise
$208 USD