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Cushion|Lab Grown|IGI

4.17ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG533284472

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG533284472

Diamond specifications and retailer prices

From £420 GBP
As of November 2, 2026
Save £1,611 GBP (79%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £2,031 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 4.17ct lab-grown cushion diamond

This 4.17ct 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 LG533284472 or 533284472. Listed at 10 retailers as of November 1, 2026, with prices from £420 to £2,031, a £1,611 spread on the same certified stone. MOH London lists it at £2,031. 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

4.17
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG533284472
Dimensions10.82 × 8.84 × 5.97 mm
L/W Ratio1.22
Girdle conditionFaceted
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
10.82 mm8.84 mm4.17 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG533284472
Side View
Table 63.5%Crown 34°Girdle: MED-THKPavilion 39.5°Culet: NoneDepth 67.5%

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: Nov 2
Current: £2,031 GBP|Low: £420 GBP|High: £4,449 GBP|Avg: £1,650 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
Retailer 13
Retailer 14
November 2, 2026
Retailer 2£420 GBP
Retailer 11£534 GBP
Retailer 9£589 GBP
Retailer 8£732 GBP
Retailer 10£736 GBP
Retailer 13£753 GBP
Retailer 7£755 GBP
Retailer 12£917 GBP
Retailer 14£1,581 GBP
Retailer 6£1,982 GBP
MOH London£2,031 GBP
Retailer 4£3,105 GBP
Retailer 3£3,603 GBP
Retailer 5£4,449 GBP

7 data points across 14 retailers

10 retailers£420 GBP to £2,031 GBP

A
Cheapest Retailer
-
£420 GBP
A
Retailer 2
-
£534 GBP
HK$5,600 HKD
View
A
Retailer 3
-
£589 GBP
$790 USD
View
A
Retailer 4
-
£732 GBP
€935 EUR
View
A
Retailer 5
-
£736 GBP
$988 USD
View
B+
Retailer 6
-
£753 GBP
$1,011 USD
View
A
Retailer 7
-
£755 GBP
View
B+
Retailer 8
-
£917 GBP
$1,231 USD
View
B
Retailer 9
-
£1,581 GBP
$2,122 USD
View
Most Expensive
B
MOH London
LG533284472 · Nov 1
£2,031 GBP
View
9 more retailers have this diamond
Prices start from £420 GBPSave up to £1,611 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
4.17ct Cushion
£420 GBP