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Cushion|Lab Grown|IGI

1.03ct E FL Cushion Lab Grown Diamond

ID • E/FL • IGI LG804650030

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG804650030

Diamond specifications and retailer prices

From £245 GBP
$328 USD
As of October 30, 2026
Save £1,554 GBP (86%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £1,799 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.03ct lab-grown cushion diamond

This 1.03ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804650030 or 804650030. Listed at 8 retailers as of October 29, 2026, with prices from £245 to £1,799, a £1,554 spread on the same certified stone. Do Amore Diamonds lists it at £1,799. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804650030
Dimensions7.42 × 4.96 × 3.43 mm
L/W Ratio1.50
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
7.42 mm4.96 mm1.03 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804650030
Side View
Table 62.0%Crown 33.5°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 69.2%

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: £1,799 GBP|Low: £245 GBP|High: £1,836 GBP|Avg: £998 GBP|-2.0%
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
Retailer 14
October 30, 2026
Retailer 12£245 GBP
Retailer 10£399 GBP
Retailer 11£417 GBP
Retailer 9£715 GBP
Retailer 5£769 GBP
Retailer 8£810 GBP
Retailer 6£878 GBP
Retailer 4£934 GBP
Retailer 14£1,023 GBP
Retailer 7£1,119 GBP
Retailer 2£1,202 GBP
Retailer 3£1,626 GBP
Do Amore Diamonds£1,799 GBP
Retailer 13£1,805 GBP

23 data points across 14 retailers

8 retailers£245 GBP to £1,799 GBP

A
Cheapest Retailer
-
£245 GBP
$328 USD
Final sale: no returns
A
Retailer 2
-
£399 GBP
$535 USD
View
A
Retailer 3
-
£417 GBP
$559 USD
View
B+
Retailer 4
-
£715 GBP
$958 USD
View
B+
Retailer 5
-
£810 GBP
$1,085 USD
View
B+
Retailer 6
-
£1,119 GBP
View
B+
Retailer 7
-
£1,202 GBP
$1,610 USD
View
Most Expensive
B
Do Amore Diamonds
27-480831259 · Oct 29
£1,799 GBP
$2,410 USD
View
7 more retailers have this diamond
Prices start from £245 GBPSave up to £1,554 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
1.03ct Cushion
£245 GBP