Cushion|Lab Grown|IGI

2.74ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG825634462

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG825634462

Diamond specifications and retailer prices

From £1,293 GBP

As of October 30, 2026

Save £4,252 GBP (77%) vs most expensive(unlock to see where)

17 retailers carry this diamond

Most expensive: £5,545 GBP at Brilliant Earth · As of October 30, 2026

View at Brilliant Earth

About this 2.74ct lab-grown cushion diamond

This 2.74ct lab-grown cushion sits in the two to three carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825634462 or 825634462. Listed at 17 retailers as of October 30, 2026, with prices from £1,293 to £5,545, a £4,252 spread on the same certified stone. Brilliant Earth lists it at £5,545. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.74

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.3°

Pavilion angle36.6°

OriginLab Grown

Grading LabIGI

CertificateIGI LG825634462

Dimensions7.83 × 7.78 × 5.37 mm

L/W Ratio1.01

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

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG825634462

Side View

Caratlytics Score

How it works →

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: £5,545 GBP|Low: £1,202 GBP|High: £8,180 GBP|Avg: £3,097 GBP|-32.2%

Brilliant Earth

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

Retailer 15

Retailer 16

Retailer 17

October 30, 2026

Retailer 9£1,202 GBP

Retailer 2£1,293 GBP

Retailer 14£1,299 GBP

Retailer 16£1,304 GBP

Retailer 10£1,652 GBP

Retailer 5£1,850 GBP

Retailer 12£2,168 GBP

Retailer 15£2,288 GBP

Retailer 3£2,832 GBP

Retailer 11£3,022 GBP

Retailer 4£3,156 GBP

Retailer 13£3,783 GBP

Retailer 7£4,116 GBP

Retailer 8£4,549 GBP

Retailer 6£4,571 GBP

Retailer 17£4,982 GBP

Brilliant Earth£5,545 GBP

24 data points across 17 retailers

17 retailers£1,293 GBP to £5,545 GBP

Retailer 1

£1,202 GBP

$1,610 USD

Price last confirmed 17 days ago

Retailer 2

£1,293 GBP

View

Retailer 3

£1,299 GBP

$1,740 USD

View

Retailer 4

£1,304 GBP

$1,747 USD

View

Final sale: no returns

Retailer 5

£1,652 GBP

View

Retailer 6

£1,850 GBP

$2,479 USD

View

Retailer 7

£2,168 GBP

€2,766 EUR

View

Retailer 8

£2,288 GBP

$3,066 USD

View

Retailer 9

£2,832 GBP

View

B+

Retailer 10

£3,022 GBP

ZAR 65,407 ZAR

View

B+

Retailer 11

£3,156 GBP

$4,229 USD

View

B+

Retailer 12

£3,783 GBP

View

B+

Retailer 13

£4,116 GBP

$5,515 USD

View

Retailer 14

£4,549 GBP

$6,095 USD

View

Price last confirmed 9 days ago

B+

Retailer 15

£4,571 GBP

SGD 8,276 SGD

View

Retailer 16

£4,982 GBP

$6,676 USD

View

Most Expensive

Brilliant Earth

21695360A · Oct 30

£5,545 GBP

$7,430 USD

View

16 more retailers have this diamond

Prices start from £1,293 GBPSave up to £4,252 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.

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2.74ct Cushion

£1,293 GBP