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Cushion|Lab Grown|IGI

1.54ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG844644967

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG844644967

Diamond specifications and retailer prices

From £393 GBP
As of November 4, 2026
Save £2,029 GBP (84%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £2,422 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 LG844644967 or 844644967. Listed at 14 retailers as of November 4, 2026, with prices from £393 to £2,422, a £2,029 spread on the same certified stone. Do Amore Diamonds lists it at £2,422. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle36.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844644967
Dimensions9.03 × 5.84 × 3.73 mm
L/W Ratio1.55
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
9.03 mm5.84 mm1.54 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844644967
Side View
Table 60.0%Crown 34°Girdle: MED-STKPavilion 36.9°Culet: NoneDepth 63.9%

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: £2,422 GBP|Low: £393 GBP|High: £3,000 GBP|Avg: £1,244 GBP|-19.3%
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 8£393 GBP
Retailer 13£460 GBP
Retailer 11£485 GBP
Retailer 14£541 GBP
Retailer 9£609 GBP
Retailer 4£629 GBP
Retailer 7£870 GBP
Retailer 3£1,013 GBP
Retailer 2£1,454 GBP
Retailer 6£1,699 GBP
Retailer 5£1,867 GBP
Retailer 12£2,009 GBP
Retailer 10£2,141 GBP
Do Amore Diamonds£2,422 GBP

21 data points across 14 retailers

14 retailers£393 GBP to £2,422 GBP

A
Cheapest Retailer
-
£393 GBP
A
Retailer 2
-
£460 GBP
View
A
Retailer 3
-
£485 GBP
View
A
Retailer 4
-
£541 GBP
View
A
Retailer 5
-
£609 GBP
View
A
Retailer 6
-
£629 GBP
View
A
Retailer 7
-
£870 GBP
View
A
Retailer 8
-
£1,013 GBP
View
B+
Retailer 9
-
£1,454 GBP
View
Retailer 10
-
£1,699 GBP
View
Price last confirmed 20 days ago
Retailer 11
-
£1,867 GBP
View
Price last confirmed 17 days ago
B
Retailer 12
-
£2,009 GBP
View
B+
Retailer 13
-
£2,141 GBP
View
Most Expensive
B
Do Amore Diamonds
27-2B2500578 · Nov 4
£2,422 GBP
$3,270 USD
View
13 more retailers have this diamond
Prices start from £393 GBPSave up to £2,029 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
£393 GBP