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Marquise|Lab Grown|IGI

1.40ct E VVS1 Marquise Lab Grown Diamond

EX • E/VVS1 • IGI LG791652122

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG791652122

Diamond specifications and retailer prices

From $409 USD
As of October 30, 2026
Save $1,731 USD (81%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $3,630 USD at Do Amore Diamonds · As of October 31, 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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG791652122 or 791652122. Listed at 23 retailers as of October 30, 2026, with a 423% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG791652122
Dimensions11.51 × 5.88 × 3.63 mm
L/W Ratio1.96
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.51 mm5.88 mm1.40 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG791652122
Side View
Table 61.0%Crown 34.7°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 61.7%

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 30
Current: $476 USD|Low: $392 USD|High: $2,150 USD|Avg: $1,017 USD
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
November 1, 2026
Retailer 3$409 USD
Retailer 1$476 USD
Retailer 4$507 USD
Retailer 14$507 USD
Retailer 13$610 USD
Retailer 6$654 USD
Retailer 5$672 USD
Retailer 8$926 USD
Retailer 12$961 USD
Retailer 10$1,351 USD
Retailer 11$1,363 USD
Retailer 2$1,422 USD
Retailer 7$2,055 USD
Retailer 9$2,140 USD

43 data points across 14 retailers

23 retailers$409 USD to $2,140 USD

Retailer 1
-
$409 USD
Price last confirmed 24 days ago
A
Retailer 2
-
$409 USD
View
Retailer 3
-
$458 USD
View
Price last confirmed 33 days ago
A
Retailer 4
-
$476 USD
View
Final sale: no returns
Retailer 5
-
$507 USD
View
Price last confirmed 7 days ago
Retailer 6
-
$507 USD
View
Price last confirmed 29 days ago
A
Retailer 7
-
$606 USD
View
A
Retailer 8
-
$610 USD
View
A
Retailer 9
-
$654 USD
View
A
Retailer 10
-
$672 USD
View
B+
Retailer 11
-
$926 USD
£729 GBP
View
B+
Retailer 12
-
$961 USD
ZAR 15,533 ZAR
View
B+
Retailer 13
-
$1,351 USD
A$2,079 AUD
View
B
Retailer 14
-
$1,363 USD
A$2,097 AUD
View
B
Retailer 15
-
$1,422 USD
View
B
Retailer 16
-
$1,631 USD
£1,284 GBP
View
Retailer 17
-
$1,798 USD
View
Price last confirmed 32 days ago
B
Retailer 18
-
$1,798 USD
View
B
Retailer 19
-
$1,851 USD
View
B
Retailer 20
-
$1,947 USD
View
B
Retailer 21
-
$2,055 USD
£1,618 GBP
View
B
Retailer 22
-
$2,140 USD
View
Most Expensive
Do Amore Diamonds
27-77C685599 · Oct 31
$3,630 USD
View
Price under review
22 more retailers have this diamond
Prices start from $409 USDSave up to $1,731 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
$409 USD