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Cushion|Lab Grown|IGI

2.74ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG830625306

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG830625306

Diamond specifications and retailer prices

From £1,876 GBP
$2,513 USD
As of October 26, 2026
Save £3,054 GBP (62%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £4,930 GBP at With Clarity · As of October 30, 2026
View at With Clarity

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 LG830625306 or 830625306. Listed at 7 retailers as of October 26, 2026, with prices from £1,876 to £4,930, a £3,054 spread on the same certified stone. With Clarity lists it at £4,930. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.1°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830625306
Dimensions9.81 × 7.28 × 4.85 mm
L/W Ratio1.35
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
9.81 mm7.28 mm2.74 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830625306
Side View
Table 63.0%Crown 32.1°Girdle: MED-THKPavilion 34.9°Culet: NoneDepth 66.6%

Caratlytics Score

How it works →
A
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 26
Current: £2,185 GBP|Low: £1,876 GBP|High: £7,136 GBP|Avg: £3,768 GBP|-25.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
With Clarity
October 30, 2026
Retailer 5£1,876 GBP
Retailer 1£2,185 GBP
Retailer 3£2,307 GBP
Retailer 2£3,360 GBP
Retailer 4£3,541 GBP
Retailer 6£4,553 GBP
With Clarity£4,930 GBP

30 data points across 7 retailers

7 retailers£1,876 GBP to £4,930 GBP

A
Cheapest Retailer
-
£1,876 GBP
$2,513 USD
A
Retailer 2
-
£2,185 GBP
€2,788 EUR
View
A
Retailer 3
-
£2,307 GBP
$3,091 USD
View
B+
Retailer 4
-
£3,360 GBP
View
B+
Retailer 5
-
£3,541 GBP
$4,745 USD
View
Retailer 6
-
£4,553 GBP
$6,100 USD
View
Price last confirmed 9 days ago
Most Expensive
B+
With Clarity
830625306 · Oct 30
£4,930 GBP
$6,605 USD
View
6 more retailers have this diamond
Prices start from £1,876 GBPSave up to £3,054 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
£1,876 GBP