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Marquise|Lab Grown|IGI

1.40ct E VS2 Marquise Lab Grown Diamond

ID • E/VS2 • IGI LG837681180

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG837681180

Diamond specifications and retailer prices

From $451 AUD
£250 GBP
As of October 29, 2026
Save $2,183 AUD (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,634 AUD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore 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 LG837681180 or 837681180. Listed at 9 retailers as of October 29, 2026, with prices from $451 to $2,634, a $2,183 spread on the same certified stone. Do Amore Diamonds lists it at $2,634. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837681180
Dimensions12.34 × 5.63 × 3.44 mm
L/W Ratio2.19
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.34 mm5.63 mm1.40 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837681180
Side View
Table 52.0%Crown 35.2°Girdle: MED-STKPavilion 37.8°Culet: NoneDepth 61.1%

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 29
Current: $2,634 AUD|Low: $362 AUD|High: $2,634 AUD|Avg: $1,006 AUD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 5$362 AUD
Retailer 11$391 AUD
Retailer 7$451 AUD
Retailer 8$460 AUD
Retailer 10$611 AUD
Retailer 3$648 AUD
Retailer 13$801 AUD
Retailer 9$1,181 AUD
Retailer 12$1,400 AUD
Retailer 6$1,510 AUD
Retailer 2$1,536 AUD
Retailer 4$1,721 AUD
Do Amore Diamonds$2,634 AUD

10 data points across 13 retailers

9 retailers$451 AUD to $2,634 AUD

Retailer 1
-
$357 AUD
$251 USD
Price last confirmed 35 days ago
A
Retailer 2
-
$451 AUD
£250 GBP
View
B+
Retailer 3
-
$460 AUD
$323 USD
View
Retailer 4
-
$611 AUD
€409 EUR
View
Price last confirmed 7 days ago
Retailer 5
-
$1,181 AUD
View
Price last confirmed 7 days ago
B
Retailer 6
-
$1,400 AUD
$983 USD
View
B
Retailer 7
-
$1,510 AUD
£835 GBP
View
B
Retailer 8
-
$1,536 AUD
$1,079 USD
View
Most Expensive
B
Do Amore Diamonds
27-E069CB080 · Oct 29
$2,634 AUD
$1,850 USD
View
8 more retailers have this diamond
Prices start from $451 AUDSave up to $2,183 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
$451 AUD