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Cushion|Lab Grown|IGI

3.08ct E SI1 Cushion Lab Grown Diamond

ID • E/SI1 • IGI LG841618745

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG841618745

Diamond specifications and retailer prices

From £713 GBP
As of October 30, 2026
Save £2,862 GBP (80%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £3,575 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.08ct lab-grown cushion diamond

This 3.08ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG841618745 or 841618745. Listed at 6 retailers as of October 30, 2026, with prices from £713 to £3,575, a £2,862 spread on the same certified stone. Do Amore Diamonds lists it at £3,575. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.08
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841618745
Dimensions10.65 × 7.42 × 5.09 mm
L/W Ratio1.44
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.65 mm7.42 mm3.08 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841618745
Side View
Table 63.0%Crown 34°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 68.6%

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 30
Current: £3,575 GBP|Low: £627 GBP|High: £3,575 GBP|Avg: £1,446 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 31, 2026
Retailer 3£713 GBP
Retailer 5£733 GBP
Retailer 6£811 GBP
Retailer 2£813 GBP
Retailer 4£2,301 GBP
Do Amore Diamonds£3,575 GBP

9 data points across 6 retailers

6 retailers£713 GBP to £3,575 GBP

A
Cheapest Retailer
-
£713 GBP
A
Retailer 2
-
£733 GBP
$982 USD
View
A
Retailer 3
-
£811 GBP
$1,086 USD
View
B+
Retailer 4
-
£813 GBP
$1,090 USD
View
B
Retailer 5
-
£2,301 GBP
View
Most Expensive
B
Do Amore Diamonds
7-1800946 · Oct 31
£3,575 GBP
$4,790 USD
View
5 more retailers have this diamond
Prices start from £713 GBPSave up to £2,862 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
3.08ct Cushion
£713 GBP