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Cushion|Lab Grown|IGI

1.06ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG831696587

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG831696587

Diamond specifications and retailer prices

From £217 GBP
$291 USD
As of October 25, 2026
Save £1,007 GBP (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £1,224 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.06ct lab-grown cushion diamond

This 1.06ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG831696587 or 831696587. Listed at 16 retailers as of October 25, 2026, with prices from £217 to £1,224, a £1,007 spread on the same certified stone. Brilliant Earth lists it at £1,224. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.06
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.3°
Pavilion angle42°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831696587
Dimensions7.48 × 5.05 × 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
7.48 mm5.05 mm1.06 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831696587
Side View
Table 59.0%Crown 32.3°Girdle: MED-STKPavilion 42°Culet: NoneDepth 68.7%

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 25
Current: £1,224 GBP|Low: £217 GBP|High: £1,224 GBP|Avg: £621 GBP
Brilliant Earth
Retailer 2
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Retailer 10
Retailer 11
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Retailer 16
October 31, 2026
Retailer 16£217 GBP
Retailer 15£231 GBP
Retailer 6£368 GBP
Retailer 11£373 GBP
Retailer 5£391 GBP
Retailer 2£410 GBP
Retailer 10£422 GBP
Retailer 3£463 GBP
Retailer 12£529 GBP
Retailer 9£570 GBP
Retailer 8£683 GBP
Retailer 4£736 GBP
Retailer 13£871 GBP
Retailer 14£989 GBP
Retailer 7£1,217 GBP
Brilliant Earth£1,224 GBP

19 data points across 16 retailers

16 retailers£217 GBP to £1,224 GBP

A
Cheapest Retailer
-
£217 GBP
$291 USD
Retailer 2
-
£231 GBP
View
Price last confirmed 14 days ago
A
Retailer 3
-
£368 GBP
$493 USD
View
A
Retailer 4
-
£373 GBP
ZAR 8,069 ZAR
View
A
Retailer 5
-
£391 GBP
$524 USD
View
A
Retailer 6
-
£410 GBP
View
A
Retailer 7
-
£422 GBP
€539 EUR
View
A
Retailer 8
-
£463 GBP
$621 USD
View
A
Retailer 9
-
£529 GBP
A$1,091 AUD
View
A
Retailer 10
-
£570 GBP
$764 USD
View
B+
Retailer 11
-
£683 GBP
SGD 1,237 SGD
View
B+
Retailer 12
-
£736 GBP
$987 USD
View
B+
Retailer 13
-
£871 GBP
View
Retailer 14
-
£989 GBP
$1,325 USD
View
Price last confirmed 12 days ago
B
Retailer 15
-
£1,217 GBP
$1,631 USD
View
Most Expensive
B
Brilliant Earth
21813744A · Oct 29
£1,224 GBP
$1,640 USD
View
15 more retailers have this diamond
Prices start from £217 GBPSave up to £1,007 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
1.06ct Cushion
£217 GBP