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Cushion|Lab Grown|IGI

3.07ct E SI1 Cushion Lab Grown Diamond

ID • E/SI1 • IGI LG694519891

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG694519891

Diamond specifications and retailer prices

From £334 GBP
HK$3,500 HKD
As of October 30, 2026
Save £882 GBP (73%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £1,216 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 3.07ct lab-grown cushion diamond

This 3.07ct 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 LG694519891 or 694519891. Listed at 8 retailers as of October 29, 2026, with prices from £334 to £1,216, a £882 spread on the same certified stone. MOH London lists it at £1,216. 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

3.07
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG694519891
Dimensions8.61 × 8.60 × 5.53 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.61 mm8.60 mm3.07 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG694519891
Side View
Table 66.0%Crown 34°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 64.3%

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: £1,216 GBP|Low: £334 GBP|High: £3,022 GBP|Avg: £1,081 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 8£334 GBP
Retailer 5£371 GBP
Retailer 6£418 GBP
Retailer 11£489 GBP
Retailer 2£535 GBP
Retailer 7£540 GBP
Retailer 12£725 GBP
Retailer 9£744 GBP
MOH London£1,216 GBP
Retailer 10£1,493 GBP
Retailer 4£2,814 GBP
Retailer 3£3,022 GBP

4 data points across 12 retailers

8 retailers£334 GBP to £1,216 GBP

A
Cheapest Retailer
-
£334 GBP
HK$3,500 HKD
A
Retailer 2
-
£371 GBP
View
A
Retailer 3
-
£418 GBP
$560 USD
View
B+
Retailer 4
-
£489 GBP
$655 USD
View
A
Retailer 5
-
£535 GBP
View
A
Retailer 6
-
£540 GBP
$724 USD
View
A
Retailer 7
-
£744 GBP
$997 USD
View
Most Expensive
B
MOH London
LG694519891 · Oct 29
£1,216 GBP
View
7 more retailers have this diamond
Prices start from £334 GBPSave up to £882 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
3.07ct Cushion
£334 GBP