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Cushion|Lab Grown|IGI

1.05ct E VS1 Cushion Lab Grown Diamond

EX • E/VS1 • IGI LG742501969

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG742501969

Diamond specifications and retailer prices

From £137 GBP
$182 USD
As of October 28, 2026
Save £673 GBP (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £850 GBP at Brilliant Earth · As of September 18, 2026
View at Brilliant Earth

About this 1.05ct lab-grown cushion diamond

This 1.05ct 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 LG742501969 or 742501969. Listed at 15 retailers as of October 28, 2026, with a 492% 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

1.05
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle28.8°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG742501969
Dimensions6.91 × 5.56 × 3.70 mm
L/W Ratio1.24
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.91 mm5.56 mm1.05 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG742501969
Side View
Table 63.0%Crown 28.8°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 66.5%

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: £850 GBP|Low: £137 GBP|High: £850 GBP|Avg: £394 GBP
Brilliant Earth
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
Retailer 15
October 29, 2026
Retailer 14£137 GBP
Retailer 13£153 GBP
Retailer 15£193 GBP
Retailer 6£254 GBP
Retailer 10£262 GBP
Retailer 8£268 GBP
Retailer 3£275 GBP
Retailer 11£276 GBP
Retailer 9£290 GBP
Retailer 12£371 GBP
Retailer 5£392 GBP
Retailer 7£531 GBP
Retailer 2£717 GBP
Retailer 4£810 GBP
Brilliant Earth£850 GBP

36 data points across 15 retailers

15 retailers£137 GBP to £810 GBP

A
Cheapest Retailer
-
£137 GBP
$182 USD
Final sale: no returns
A
Retailer 2
-
£153 GBP
$203 USD
View
A
Retailer 3
-
£193 GBP
View
Price last confirmed 13 days ago
A
Retailer 4
-
£254 GBP
$337 USD
View
A
Retailer 5
-
£262 GBP
ZAR 5,618 ZAR
View
A
Retailer 6
-
£268 GBP
View
A
Retailer 7
-
£275 GBP
$366 USD
View
A
Retailer 8
-
£276 GBP
€349 EUR
View
A
Retailer 9
-
£290 GBP
View
B+
Retailer 10
-
£371 GBP
A$759 AUD
View
B+
Retailer 11
-
£392 GBP
$521 USD
View
B
Retailer 12
-
£531 GBP
$706 USD
View
B
Retailer 13
-
£717 GBP
View
B
Retailer 14
-
£810 GBP
$1,077 USD
View
Most Expensive
B
Brilliant Earth
16389019A · Sep 18
£850 GBP
$1,130 USD
View
Price last confirmed 40 days ago
14 more retailers have this diamond
Prices start from £137 GBPSave up to £673 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
1.05ct Cushion
£137 GBP