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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 $275 USD
As of October 28, 2026
Save $1,575 USD (85%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,850 USD 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 10 retailers as of October 28, 2026, with prices from $275 to $1,850, a $1,575 spread on the same certified stone. Do Amore Diamonds lists it at $1,850. 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 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $1,850 USD|Low: $254 USD|High: $1,850 USD|Avg: $707 USD
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$254 USD
Retailer 11$275 USD
Retailer 7$317 USD
Retailer 8$323 USD
Retailer 10$429 USD
Retailer 3$455 USD
Retailer 13$563 USD
Retailer 9$829 USD
Retailer 12$983 USD
Retailer 6$1,060 USD
Retailer 2$1,079 USD
Retailer 4$1,209 USD
Do Amore Diamonds$1,850 USD

10 data points across 13 retailers

10 retailers$275 USD to $1,850 USD

Retailer 1
-
$251 USD
Price last confirmed 32 days ago
A
Retailer 2
-
$275 USD
View
Final sale: no returns
A
Retailer 3
-
$317 USD
£250 GBP
View
B+
Retailer 4
-
$323 USD
View
A
Retailer 5
-
$429 USD
€409 EUR
View
B+
Retailer 6
-
$829 USD
A$1,276 AUD
View
B
Retailer 7
-
$983 USD
View
B
Retailer 8
-
$1,060 USD
£835 GBP
View
B
Retailer 9
-
$1,079 USD
View
Most Expensive
B
Do Amore Diamonds
27-E069CB080 · Oct 29
$1,850 USD
View
9 more retailers have this diamond
Prices start from $275 USDSave up to $1,575 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
$275 USD