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Cushion|Lab Grown|IGI

1.21ct E VS2 Cushion Lab Grown Diamond

EX • E/VS2 • IGI LG589313880

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG589313880

Diamond specifications and retailer prices

From £153 GBP
$205 USD
As of October 30, 2026
Save £1,086 GBP (88%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £1,239 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.21ct lab-grown cushion diamond

This 1.21ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG589313880 or 589313880. Listed at 5 retailers as of October 29, 2026, with prices from £153 to £1,239, a £1,086 spread on the same certified stone. Do Amore Diamonds lists it at £1,239. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
E
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle36.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG589313880
Dimensions7.81 × 5.44 × 3.66 mm
L/W Ratio1.44
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.81 mm5.44 mm1.21 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG589313880
Side View
Table 62.0%Crown 33.6°Girdle: MED-THKPavilion 36.3°Culet: NoneDepth 67.3%

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 30
Current: £1,239 GBP|Low: £100 GBP|High: £1,306 GBP|Avg: £541 GBP|-5.1%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 6£153 GBP
Retailer 5£285 GBP
Retailer 9£311 GBP
Retailer 7£341 GBP
Retailer 10£386 GBP
Retailer 4£466 GBP
Retailer 11£473 GBP
Retailer 8£680 GBP
Retailer 3£705 GBP
Retailer 2£829 GBP
Do Amore Diamonds£1,239 GBP

12 data points across 11 retailers

5 retailers£153 GBP to £1,239 GBP

A
Cheapest Retailer
-
£153 GBP
$205 USD
Final sale: no returns
A
Retailer 2
-
£285 GBP
$382 USD
View
B+
Retailer 3
-
£466 GBP
$625 USD
View
B
Retailer 4
-
£829 GBP
View
Most Expensive
B
Do Amore Diamonds
27-71EC3DAC4 · Oct 29
£1,239 GBP
$1,660 USD
View
4 more retailers have this diamond
Prices start from £153 GBPSave up to £1,086 GBP

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
1.21ct Cushion
£153 GBP