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Cushion|Lab Grown|IGI

4.61ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG560216085

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG560216085

Diamond specifications and retailer prices

From £407 GBP
As of November 2, 2026
Save £1,562 GBP (79%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £1,968 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 4.61ct lab-grown cushion diamond

This 4.61ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG560216085 or 560216085. Listed at 9 retailers as of November 1, 2026, with prices from £407 to £1,968, a £1,562 spread on the same certified stone. MOH London lists it at £1,968. 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

4.61
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG560216085
Dimensions11.15 × 9.07 × 6.16 mm
L/W Ratio1.23
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
11.15 mm9.07 mm4.61 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG560216085
Side View
Table 61.5%Crown 32.5°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 67.9%

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: Nov 2
Current: £1,968 GBP|Low: £407 GBP|High: £5,581 GBP|Avg: £1,696 GBP|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 2£407 GBP
Retailer 9£525 GBP
Retailer 7£574 GBP
Retailer 11£732 GBP
Retailer 8£736 GBP
Retailer 6£785 GBP
Retailer 10£1,030 GBP
Retailer 13£1,094 GBP
Retailer 12£1,534 GBP
MOH London£1,968 GBP
Retailer 5£2,189 GBP
Retailer 3£3,983 GBP
Retailer 4£5,581 GBP

7 data points across 13 retailers

9 retailers£407 GBP to £1,968 GBP

A
Cheapest Retailer
-
£407 GBP
A
Retailer 2
-
£525 GBP
HK$5,500 HKD
View
A
Retailer 3
-
£574 GBP
$770 USD
View
B+
Retailer 4
-
£732 GBP
$982 USD
View
A
Retailer 5
-
£736 GBP
$988 USD
View
A
Retailer 6
-
£785 GBP
View
B+
Retailer 7
-
£1,030 GBP
$1,382 USD
View
B+
Retailer 8
-
£1,534 GBP
$2,059 USD
View
Most Expensive
B
MOH London
LG560216085 · Nov 1
£1,968 GBP
View
8 more retailers have this diamond
Prices start from £407 GBPSave up to £1,562 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
4.61ct Cushion
£407 GBP