Cushion|Lab Grown|IGI

1.09ct J VS1 Cushion Lab Grown Diamond

ID • J/VS1 • IGI LG846631574

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG846631574

Diamond specifications and retailer prices

From €272 EUR
$304 USD
As of October 30, 2026
Save €690 EUR (72%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €962 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.09ct lab-grown cushion diamond

This 1.09ct lab-grown cushion sits in the classic one-carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG846631574 or 846631574. Listed at 7 retailers as of October 29, 2026, with prices from €272 to €962, a €690 spread on the same certified stone. MOH London lists it at €962. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
J
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle32.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846631574
Dimensions5.76 × 5.66 × 3.67 mm
L/W Ratio1.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.76 mm5.66 mm1.09 ctJ / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846631574
Side View
Table 65.0%Crown 34.3°Girdle: THK-VTKPavilion 32.4°Culet: NoneDepth 64.8%

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: €962 EUR|Low: €272 EUR|High: €1,005 EUR|Avg: €484 EUR|-4.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 6€272 EUR
Retailer 7€277 EUR
Retailer 2€297 EUR
Retailer 3€351 EUR
Retailer 4€422 EUR
Retailer 5€706 EUR
MOH London€962 EUR

11 data points across 7 retailers

7 retailers€272 EUR to €962 EUR

A
Cheapest Retailer
-
€272 EUR
$304 USD
B+
Retailer 2
-
€277 EUR
$310 USD
View
A
Retailer 3
-
€297 EUR
£261 GBP
View
A
Retailer 4
-
€351 EUR
ZAR 6,341 ZAR
View
A
Retailer 5
-
€422 EUR
$471 USD
View
B+
Retailer 6
-
€706 EUR
$789 USD
View
Most Expensive
B
MOH London
LG846631574 · Oct 29
€962 EUR
£846 GBP
View
6 more retailers have this diamond
Prices start from €272 EURSave up to €690 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
1.09ct Cushion
€272 EUR