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Cushion|Lab Grown|IGI

1.54ct D IF Cushion Lab Grown Diamond

EX • D/IF • IGI LG834612811

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG834612811

Diamond specifications and retailer prices

From £291 GBP
As of November 4, 2026
Save £2,027 GBP (87%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £2,319 GBP at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.54ct lab-grown cushion diamond

This 1.54ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG834612811 or 834612811. Listed at 14 retailers as of November 4, 2026, with prices from £291 to £2,319, a £2,027 spread on the same certified stone. Do Amore Diamonds lists it at £2,319. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG834612811
Dimensions6.78 × 6.65 × 4.43 mm
L/W Ratio1.02
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
6.78 mm6.65 mm1.54 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG834612811
Side View
Table 61.0%Crown 34.7°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 66.6%

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: Nov 4
Current: £2,319 GBP|Low: £291 GBP|High: £2,319 GBP|Avg: £896 GBP
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
November 5, 2026
Retailer 13£291 GBP
Retailer 8£376 GBP
Retailer 12£489 GBP
Retailer 6£520 GBP
Retailer 4£615 GBP
Retailer 10£615 GBP
Retailer 2£640 GBP
Retailer 7£832 GBP
Retailer 9£845 GBP
Retailer 3£1,221 GBP
Retailer 5£1,261 GBP
Retailer 14£1,288 GBP
Retailer 11£1,394 GBP
Do Amore Diamonds£2,319 GBP

16 data points across 14 retailers

14 retailers£291 GBP to £2,319 GBP

A
Cheapest Retailer
-
£291 GBP
Final sale: no returns
A
Retailer 2
-
£376 GBP
View
A
Retailer 3
-
£489 GBP
View
A
Retailer 4
-
£520 GBP
View
A
Retailer 5
-
£615 GBP
View
A
Retailer 6
-
£615 GBP
View
A
Retailer 7
-
£640 GBP
View
A
Retailer 8
-
£832 GBP
View
A
Retailer 9
-
£845 GBP
View
B+
Retailer 10
-
£1,221 GBP
View
B+
Retailer 11
-
£1,261 GBP
View
B+
Retailer 12
-
£1,288 GBP
View
B+
Retailer 13
-
£1,394 GBP
View
Most Expensive
B
Do Amore Diamonds
27-B26E69A13 · Nov 4
£2,319 GBP
$3,130 USD
View
13 more retailers have this diamond
Prices start from £291 GBPSave up to £2,027 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
1.54ct Cushion
£291 GBP