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Cushion|Lab Grown|IGI

1.08ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG811638147

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG811638147

Diamond specifications and retailer prices

From £439 GBP
$588 USD
As of October 30, 2026
Save £1,472 GBP (77%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £1,911 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.08ct lab-grown cushion diamond

This 1.08ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811638147 or 811638147. Listed at 8 retailers as of October 30, 2026, with prices from £439 to £1,911, a £1,472 spread on the same certified stone. Do Amore Diamonds lists it at £1,911. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.08
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811638147
Dimensions7.47 × 5.04 × 3.40 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
7.47 mm5.04 mm1.08 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811638147
Side View
Table 63.0%Crown 34.1°Girdle: THN-STKPavilion 38.5°Culet: NoneDepth 67.5%

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 30
Current: £1,911 GBP|Low: £251 GBP|High: £2,157 GBP|Avg: £887 GBP|-11.4%
Do Amore Diamonds
Retailer 2
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Retailer 12
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October 31, 2026
Retailer 3£251 GBP
Retailer 5£278 GBP
Retailer 11£439 GBP
Retailer 2£452 GBP
Retailer 6£529 GBP
Retailer 16£570 GBP
Retailer 14£701 GBP
Retailer 15£718 GBP
Retailer 9£725 GBP
Retailer 8£774 GBP
Retailer 13£844 GBP
Retailer 7£1,044 GBP
Retailer 12£1,199 GBP
Retailer 10£1,202 GBP
Retailer 4£1,415 GBP
Do Amore Diamonds£1,911 GBP

15 data points across 16 retailers

8 retailers£439 GBP to £1,911 GBP

A
Cheapest Retailer
-
£439 GBP
$588 USD
A
Retailer 2
-
£452 GBP
$605 USD
View
B+
Retailer 3
-
£725 GBP
$972 USD
View
B+
Retailer 4
-
£844 GBP
$1,131 USD
View
Retailer 5
-
£1,044 GBP
$1,399 USD
View
Price last confirmed 52 days ago
B+
Retailer 6
-
£1,199 GBP
View
B+
Retailer 7
-
£1,202 GBP
$1,610 USD
View
Most Expensive
B
Do Amore Diamonds
27-F83B8E125 · Oct 31
£1,911 GBP
$2,560 USD
View
7 more retailers have this diamond
Prices start from £439 GBPSave up to £1,472 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
1.08ct Cushion
£439 GBP