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Cushion|Lab Grown|IGI

2.74ct D IF Cushion Lab Grown Diamond

EX • D/IF • IGI LG756518277

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG756518277

Diamond specifications and retailer prices

From £975 GBP
$1,295 USD
As of October 28, 2026
Save £4,715 GBP (83%) vs most expensive(unlock to see where)
18 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 LG756518277 or 756518277. Listed at 18 retailers as of October 28, 2026, with prices from £975 to £5,690, a £4,715 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG756518277
Dimensions9.75 × 7.58 × 4.98 mm
L/W Ratio1.29
Girdle conditionFaceted
Culet sizePointed
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
9.75 mm7.58 mm2.74 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG756518277
Side View
Table 61.0%Crown 34.1°Girdle: MED-STKPavilion 37.4°Culet: NoneDepth 65.7%

Caratlytics Score

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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: Oct 28
Current: £5,690 GBP|Low: £883 GBP|High: £6,984 GBP|Avg: £3,023 GBP|-18.5%
Brilliant Earth
Retailer 2
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Retailer 19
October 29, 2026
Retailer 4£975 GBP
Retailer 14£1,118 GBP
Retailer 19£1,140 GBP
Retailer 5£1,166 GBP
Retailer 13£1,191 GBP
Retailer 17£1,456 GBP
Retailer 8£1,544 GBP
Retailer 3£1,579 GBP
Retailer 18£2,258 GBP
Retailer 15£2,698 GBP
Retailer 2£2,787 GBP
Retailer 10£3,047 GBP
Retailer 16£3,197 GBP
Retailer 9£3,247 GBP
Retailer 12£3,263 GBP
Retailer 6£3,383 GBP
Retailer 7£3,537 GBP
Retailer 11£4,248 GBP
Brilliant Earth£5,690 GBP

25 data points across 19 retailers

18 retailers£975 GBP to £5,690 GBP

A
Cheapest Retailer
-
£975 GBP
$1,295 USD
Final sale: no returns
A
Retailer 2
-
£1,118 GBP
View
A
Retailer 3
-
£1,140 GBP
$1,515 USD
View
A
Retailer 4
-
£1,166 GBP
HK$12,100 HKD
View
A
Retailer 5
-
£1,191 GBP
$1,582 USD
View
A
Retailer 6
-
£1,456 GBP
View
A
Retailer 7
-
£1,544 GBP
$2,052 USD
View
A
Retailer 8
-
£1,579 GBP
€1,998 EUR
View
A
Retailer 9
-
£2,258 GBP
$3,000 USD
View
A
Retailer 10
-
£2,698 GBP
$3,585 USD
View
B+
Retailer 11
-
£2,787 GBP
View
B+
Retailer 12
-
£3,197 GBP
$4,248 USD
View
B+
Retailer 13
-
£3,263 GBP
View
B+
Retailer 14
-
£3,383 GBP
SGD 6,075 SGD
View
B+
Retailer 15
-
£3,537 GBP
$4,699 USD
View
B+
Retailer 16
-
£3,928 GBP
View
B+
Retailer 17
-
£4,248 GBP
$5,645 USD
View
Price last confirmed 30 days ago
Most Expensive
B
Brilliant Earth
17184904A · Oct 28
£5,690 GBP
$7,560 USD
View
17 more retailers have this diamond
Prices start from £975 GBPSave up to £4,715 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
£975 GBP