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Cushion|Lab Grown|IGI

2.55ct E IF Cushion Lab Grown Diamond

EX • E/IF • IGI LG769628835

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG769628835

Diamond specifications and retailer prices

From £842 GBP
$1,121 USD
As of October 28, 2026
Save £5,834 GBP (87%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £6,676 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 2.55ct lab-grown cushion diamond

This 2.55ct lab-grown cushion sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG769628835 or 769628835. Listed at 17 retailers as of October 28, 2026, with prices from £842 to £6,676, a £5,834 spread on the same certified stone. Do Amore Diamonds lists it at £6,676. 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

2.55
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.1°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG769628835
Dimensions7.21 × 7.21 × 9.42 mm
L/W Ratio1.00
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
7.21 mm7.21 mm2.55 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG769628835
Side View
Table 60.0%Crown 32.1°Girdle: MED-STKPavilion 36.5°Culet: NoneDepth 67.0%

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 28
Current: £6,676 GBP|Low: £842 GBP|High: £6,976 GBP|Avg: £2,575 GBP|-4.3%
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 11
Retailer 12
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Retailer 18
October 29, 2026
Retailer 6£842 GBP
Retailer 13£1,002 GBP
Retailer 3£1,113 GBP
Retailer 7£1,393 GBP
Retailer 2£1,396 GBP
Retailer 4£1,563 GBP
Retailer 16£1,798 GBP
Retailer 10£2,014 GBP
Retailer 14£2,284 GBP
Retailer 11£2,485 GBP
Retailer 18£2,655 GBP
Retailer 17£2,705 GBP
Retailer 12£3,111 GBP
Retailer 9£3,168 GBP
Retailer 8£3,380 GBP
Retailer 5£3,423 GBP
Retailer 15£3,721 GBP
Do Amore Diamonds£6,676 GBP

30 data points across 18 retailers

17 retailers£842 GBP to £6,676 GBP

A
Cheapest Retailer
-
£842 GBP
$1,121 USD
Final sale: no returns
A
Retailer 2
-
£1,002 GBP
$1,335 USD
View
A
Retailer 3
-
£1,113 GBP
$1,482 USD
View
A
Retailer 4
-
£1,393 GBP
$1,855 USD
View
A
Retailer 5
-
£1,396 GBP
View
A
Retailer 6
-
£1,563 GBP
$2,081 USD
View
A
Retailer 7
-
£1,798 GBP
$2,394 USD
View
A
Retailer 8
-
£2,284 GBP
A$4,680 AUD
View
Price last confirmed 7 days ago
A
Retailer 9
-
£2,485 GBP
ZAR 53,457 ZAR
View
A
Retailer 10
-
£2,655 GBP
View
A
Retailer 11
-
£2,705 GBP
$3,602 USD
View
B+
Retailer 12
-
£3,111 GBP
View
B+
Retailer 13
-
£3,168 GBP
A$6,490 AUD
View
Price last confirmed 20 days ago
B+
Retailer 14
-
£3,380 GBP
SGD 6,083 SGD
View
B+
Retailer 15
-
£3,423 GBP
$4,559 USD
View
B+
Retailer 16
-
£3,721 GBP
$4,955 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Do Amore Diamonds
27-1119F5E6E · Oct 29
£6,676 GBP
$8,890 USD
View
16 more retailers have this diamond
Prices start from £842 GBPSave up to £5,834 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
2.55ct Cushion
£842 GBP