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Cushion|Lab Grown|IGI

2.74ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG844644957

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG844644957

Diamond specifications and retailer prices

From £956 GBP
As of October 29, 2026
Save £4,733 GBP (83%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £5,690 GBP at Brilliant Earth · As of October 28, 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG844644957 or 844644957. Listed at 10 retailers as of October 28, 2026, with prices from £956 to £5,690, a £4,733 spread on the same certified stone. Brilliant Earth lists it at £5,690. 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
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844644957
Dimensions9.11 × 7.54 × 5.15 mm
L/W Ratio1.21
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
9.11 mm7.54 mm2.74 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844644957
Side View
Table 60.0%Crown 34.5°Girdle: MED-STKPavilion 37.6°Culet: NoneDepth 68.3%

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: Oct 29
Current: £5,690 GBP|Low: £956 GBP|High: £5,690 GBP|Avg: £2,295 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 4£956 GBP
Retailer 3£987 GBP
Retailer 10£1,027 GBP
Retailer 8£1,381 GBP
Retailer 9£1,533 GBP
Retailer 7£2,260 GBP
Retailer 5£2,814 GBP
Retailer 2£2,946 GBP
Retailer 6£3,685 GBP
Brilliant Earth£5,690 GBP

11 data points across 10 retailers

10 retailers£956 GBP to £5,690 GBP

A+
Cheapest Retailer
-
£956 GBP
A
Retailer 2
-
£987 GBP
$1,311 USD
View
A
Retailer 3
-
£1,027 GBP
$1,365 USD
View
A
Retailer 4
-
£1,381 GBP
$1,835 USD
View
A
Retailer 5
-
£1,533 GBP
€1,940 EUR
View
A
Retailer 6
-
£2,260 GBP
$3,003 USD
View
A
Retailer 7
-
£2,814 GBP
$3,739 USD
View
B+
Retailer 8
-
£2,946 GBP
View
B+
Retailer 9
-
£3,685 GBP
$4,896 USD
View
Most Expensive
B
Brilliant Earth
22254781A · Oct 28
£5,690 GBP
$7,560 USD
View
9 more retailers have this diamond
Prices start from £956 GBPSave up to £4,733 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+
2.74ct Cushion
£956 GBP