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Marquise|Lab Grown|IGI

1.40ct E VS2 Marquise Lab Grown Diamond

EX • E/VS2 • IGI LG831693678

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831693678

Diamond specifications and retailer prices

From $310 AUD
$218 USD
As of October 27, 2026
Save $1,234 AUD (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,544 AUD at MOH London · As of November 1, 2026
View at MOH London

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 LG831693678 or 831693678. Listed at 18 retailers as of October 27, 2026, with prices from $310 to $1,544, a $1,234 spread on the same certified stone. MOH London lists it at $1,544. 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
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.9°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831693678
Dimensions11.70 × 5.72 × 3.59 mm
L/W Ratio2.05
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.70 mm5.72 mm1.40 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831693678
Side View
Table 60.0%Crown 37.9°Girdle: THN-STKPavilion 39.9°Culet: NoneDepth 62.8%

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: Oct 27
Current: $1,544 AUD|Low: $310 AUD|High: $1,553 AUD|Avg: $811 AUD|-0.1%
MOH London
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
November 1, 2026
Retailer 18$310 AUD
Retailer 7$347 AUD
Retailer 16$360 AUD
Retailer 4$386 AUD
Retailer 12$386 AUD
Retailer 2$461 AUD
Retailer 3$652 AUD
Retailer 5$661 AUD
Retailer 11$715 AUD
Retailer 9$740 AUD
Retailer 6$809 AUD
Retailer 14$944 AUD
Retailer 15$1,132 AUD
Retailer 17$1,171 AUD
Retailer 13$1,239 AUD
Retailer 10$1,314 AUD
Retailer 8$1,395 AUD
MOH London$1,544 AUD

12 data points across 18 retailers

18 retailers$310 AUD to $1,544 AUD

A
Cheapest Retailer
-
$310 AUD
$218 USD
A
Retailer 2
-
$347 AUD
$244 USD
View
Final sale: no returns
A
Retailer 3
-
$360 AUD
$253 USD
View
Retailer 4
-
$386 AUD
$271 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$386 AUD
$271 USD
View
A
Retailer 6
-
$461 AUD
£255 GBP
View
A
Retailer 7
-
$652 AUD
€436 EUR
View
A
Retailer 8
-
$661 AUD
$464 USD
View
A
Retailer 9
-
$715 AUD
£396 GBP
View
A
Retailer 10
-
$740 AUD
$520 USD
View
A
Retailer 11
-
$809 AUD
$568 USD
View
B+
Retailer 12
-
$944 AUD
$663 USD
View
B
Retailer 13
-
$1,132 AUD
$795 USD
View
B
Retailer 14
-
$1,171 AUD
View
B+
Retailer 15
-
$1,239 AUD
$870 USD
View
B
Retailer 16
-
$1,314 AUD
$923 USD
View
B
Retailer 17
-
$1,395 AUD
$980 USD
View
Most Expensive
B
MOH London
LG831693678 · Nov 1
$1,544 AUD
£854 GBP
View
17 more retailers have this diamond
Prices start from $310 AUDSave up to $1,234 AUD

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
$310 AUD