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Cushion|Lab Grown|IGI

1.20ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG735590998

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG735590998

Diamond specifications and retailer prices

From €339 EUR
$377 USD
As of October 28, 2026
Save €1,284 EUR (79%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €2,686 EUR at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.2ct lab-grown cushion diamond

This 1.2ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG735590998 or 735590998. Listed at 14 retailers as of October 26, 2026, with a 379% 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

1.20
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG735590998
Dimensions5.68 × 5.68 × 3.61 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.68 mm5.68 mm1.20 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG735590998
Side View
Table 52.0%Crown 34.3°Girdle: MED-STKPavilion 38.3°Culet: LargeDepth 63.6%

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 28
Current: €713 EUR|Low: €328 EUR|High: €2,686 EUR|Avg: €699 EUR|+2.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 28, 2026
Retailer 2€328 EUR
Retailer 4€339 EUR
Retailer 9€376 EUR
Retailer 11€500 EUR
Retailer 8€512 EUR
Retailer 3€514 EUR
Retailer 1€713 EUR
Retailer 5€745 EUR
Retailer 10€764 EUR
Retailer 6€1,010 EUR
Retailer 7€1,623 EUR

43 data points across 11 retailers

14 retailers€339 EUR to €1,623 EUR

A
Cheapest Retailer
-
€339 EUR
$377 USD
Final sale: no returns
Retailer 2
-
€376 EUR
$418 USD
View
Price last confirmed 17 days ago
B+
Retailer 3
-
€500 EUR
$557 USD
View
B+
Retailer 4
-
€512 EUR
$570 USD
View
B+
Retailer 5
-
€514 EUR
$572 USD
View
B+
Retailer 6
-
€713 EUR
ZAR 12,812 ZAR
View
B
Retailer 7
-
€745 EUR
£653 GBP
View
Retailer 8
-
€764 EUR
A$1,309 AUD
View
Price last confirmed 24 days ago
B
Retailer 9
-
€1,010 EUR
A$1,730 AUD
View
B
Retailer 10
-
€1,460 EUR
$1,625 USD
View
B
Retailer 11
-
€1,473 EUR
$1,640 USD
View
B
Retailer 12
-
€1,616 EUR
£1,416 GBP
View
B
Retailer 13
-
€1,623 EUR
£1,422 GBP
View
Most Expensive
Do Amore Diamonds
27-BC81F4C8F · Oct 29
€2,686 EUR
$2,990 USD
View
Price under review
13 more retailers have this diamond
Prices start from €339 EURSave up to €1,284 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
1.20ct Cushion
€339 EUR