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Cushion|Lab Grown|IGI

1.40ct I VS1 Cushion Lab Grown Diamond

EX • I/VS1 • IGI LG825647064

Shape and cutting style on the report: Antique cushion cut

Certificate IGI LG825647064

Diamond specifications and retailer prices

From €368 EUR
$411 USD
As of October 29, 2026
Save €1,421 EUR (79%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €1,789 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.4ct lab-grown cushion diamond

This 1.4ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG825647064 or 825647064. Listed at 13 retailers as of October 29, 2026, with prices from €368 to €1,789, a €1,421 spread on the same certified stone. MOH London lists it at €1,789. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.40
Carat
I
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.6°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825647064
Dimensions7.99 × 5.63 × 3.83 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.99 mm5.63 mm1.40 ctI / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825647064
Side View
Table 57.0%Crown 40.6°Girdle: STK-THKPavilion 38.8°Culet: LargeDepth 68.0%

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: €1,789 EUR|Low: €353 EUR|High: €1,802 EUR|Avg: €800 EUR|+0.5%
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
October 31, 2026
Retailer 9€368 EUR
Retailer 3€411 EUR
Retailer 10€412 EUR
Retailer 11€456 EUR
Retailer 12€456 EUR
Retailer 4€523 EUR
Retailer 8€524 EUR
Retailer 6€720 EUR
Retailer 2€727 EUR
Retailer 7€1,278 EUR
Retailer 13€1,464 EUR
Retailer 5€1,496 EUR
MOH London€1,789 EUR

28 data points across 13 retailers

13 retailers€368 EUR to €1,789 EUR

A
Cheapest Retailer
-
€368 EUR
$411 USD
A
Retailer 2
-
€411 EUR
$459 USD
View
Final sale: no returns
A
Retailer 3
-
€412 EUR
$460 USD
View
A
Retailer 4
-
€456 EUR
$509 USD
View
A
Retailer 5
-
€456 EUR
$509 USD
View
A
Retailer 6
-
€523 EUR
$584 USD
View
A
Retailer 7
-
€524 EUR
$585 USD
View
B+
Retailer 8
-
€720 EUR
$804 USD
View
B+
Retailer 9
-
€727 EUR
View
B
Retailer 10
-
€1,278 EUR
$1,428 USD
View
B
Retailer 11
-
€1,464 EUR
$1,636 USD
View
B
Retailer 12
-
€1,496 EUR
$1,671 USD
View
Most Expensive
B
MOH London
LG825647064 · Oct 29
€1,789 EUR
£1,574 GBP
View
12 more retailers have this diamond
Prices start from €368 EURSave up to €1,421 EUR

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 Cushion
€368 EUR