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Cushion|Lab Grown|IGI

1.04ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG811638635

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG811638635

Diamond specifications and retailer prices

From £293 GBP
As of November 1, 2026
Save £1,550 GBP (84%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £1,843 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.04ct lab-grown cushion diamond

This 1.04ct 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 LG811638635 or 811638635. Listed at 9 retailers as of October 31, 2026, with prices from £293 to £1,843, a £1,550 spread on the same certified stone. Do Amore Diamonds lists it at £1,843. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.04
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811638635
Dimensions7.33 × 4.86 × 3.45 mm
L/W Ratio1.51
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
7.33 mm4.86 mm1.04 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811638635
Side View
Table 61.0%Crown 36.3°Girdle: MED-STKPavilion 38.7°Culet: NoneDepth 71.0%

Caratlytics Score

How it works →
A+
Exceptional
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: Nov 1
Current: £1,843 GBP|Low: £269 GBP|High: £2,082 GBP|Avg: £886 GBP|-11.5%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 15
November 1, 2026
Retailer 3£269 GBP
Retailer 2£293 GBP
Retailer 11£426 GBP
Retailer 8£429 GBP
Retailer 5£496 GBP
Retailer 14£674 GBP
Retailer 15£693 GBP
Retailer 9£734 GBP
Retailer 7£748 GBP
Retailer 13£822 GBP
Retailer 4£1,004 GBP
Retailer 10£1,157 GBP
Retailer 12£1,158 GBP
Retailer 6£1,368 GBP
Do Amore Diamonds£1,843 GBP

20 data points across 15 retailers

9 retailers£293 GBP to £1,843 GBP

A+
Cheapest Retailer
-
£293 GBP
A
Retailer 2
-
£426 GBP
$571 USD
View
A
Retailer 3
-
£429 GBP
$575 USD
View
B+
Retailer 4
-
£734 GBP
$983 USD
View
B+
Retailer 5
-
£822 GBP
$1,101 USD
View
Retailer 6
-
£1,004 GBP
$1,345 USD
View
Price last confirmed 53 days ago
B+
Retailer 7
-
£1,157 GBP
$1,550 USD
View
B+
Retailer 8
-
£1,158 GBP
View
Most Expensive
B
Do Amore Diamonds
27-A71082E1F · Oct 31
£1,843 GBP
$2,470 USD
View
8 more retailers have this diamond
Prices start from £293 GBPSave up to £1,550 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+
1.04ct Cushion
£293 GBP