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Cushion|Lab Grown|IGI

1.26ct E VVS2 Cushion Lab Grown Diamond

EX • E/VVS2 • IGI LG794629447

Shape and cutting style on the report: Antique cushion cut

Certificate IGI LG794629447

Diamond specifications and retailer prices

From £276 GBP
$370 USD
As of October 29, 2026
Save £1,288 GBP (82%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,564 GBP at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.26ct lab-grown cushion diamond

This 1.26ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG794629447 or 794629447. Listed at 19 retailers as of October 27, 2026, with prices from £276 to £1,564, a £1,288 spread on the same certified stone. Queensmith lists it at £1,564. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.26
Carat
E
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794629447
Dimensions8.39 × 5.65 × 3.47 mm
L/W Ratio1.48
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.39 mm5.65 mm1.26 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794629447
Side View
Table 58.0%Crown 34.3°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 61.4%

Caratlytics Score

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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 29
Current: £619 GBP|Low: £266 GBP|High: £1,355 GBP|Avg: £616 GBP|+3.2%
Retailer 1
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
October 31, 2026
Retailer 12£276 GBP
Retailer 13£309 GBP
Retailer 6£321 GBP
Retailer 2£343 GBP
Retailer 4£343 GBP
Retailer 7£421 GBP
Retailer 9£455 GBP
Retailer 14£461 GBP
Retailer 1£619 GBP
Retailer 8£832 GBP
Retailer 11£1,005 GBP
Retailer 5£1,094 GBP
Retailer 3£1,102 GBP
Retailer 10£1,341 GBP

42 data points across 14 retailers

19 retailers£276 GBP to £1,564 GBP

A
Cheapest Retailer
-
£276 GBP
$370 USD
A
Retailer 2
-
£309 GBP
$414 USD
View
Final sale: no returns
A
Retailer 3
-
£321 GBP
$430 USD
View
A
Retailer 4
-
£343 GBP
$459 USD
View
A
Retailer 5
-
£343 GBP
$459 USD
View
A
Retailer 6
-
£421 GBP
View
A
Retailer 7
-
£422 GBP
$566 USD
View
A
Retailer 8
-
£455 GBP
$610 USD
View
A
Retailer 9
-
£461 GBP
$618 USD
View
B+
Retailer 10
-
£619 GBP
View
B+
Retailer 11
-
£832 GBP
A$1,716 AUD
View
B
Retailer 12
-
£1,005 GBP
$1,347 USD
View
B
Retailer 13
-
£1,094 GBP
SGD 1,980 SGD
View
B
Retailer 14
-
£1,102 GBP
$1,476 USD
View
B
Retailer 15
-
£1,131 GBP
$1,516 USD
View
B
Retailer 16
-
£1,297 GBP
$1,737 USD
View
B
Retailer 17
-
£1,331 GBP
View
B
Retailer 18
-
£1,341 GBP
View
Most Expensive
B
Queensmith
LG794629447 · Oct 27
£1,564 GBP
View
18 more retailers have this diamond
Prices start from £276 GBPSave up to £1,288 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
1.26ct Cushion
£276 GBP