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Cushion|Lab Grown|IGI

5.01ct F SI2 Cushion Lab Grown Diamond

ID • F/SI2 • IGI LG647495374

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG647495374

Diamond specifications and retailer prices

From £449 GBP
As of November 1, 2026
Save £1,708 GBP (79%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £2,157 GBP at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 5.01ct lab-grown cushion diamond

This 5.01ct lab-grown cushion sits in the over five carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG647495374 or 647495374. Listed at 9 retailers as of November 1, 2026, with prices from £449 to £2,157, a £1,708 spread on the same certified stone. Rare Carat lists it at £2,157. 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

5.01
Carat
F
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG647495374
Dimensions12.29 × 9.07 × 6.06 mm
L/W Ratio1.36
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.29 mm9.07 mm5.01 ctF / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG647495374
Side View
Table 61.0%Crown 32.9°Girdle: MED-STKPavilion 38.3°Culet: NoneDepth 66.8%

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 1
Current: £3,163 GBP|Low: £449 GBP|High: £4,903 GBP|Avg: £1,744 GBP
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 4£449 GBP
Retailer 8£449 GBP
Retailer 10£633 GBP
Retailer 6£645 GBP
Retailer 5£666 GBP
Retailer 7£689 GBP
Retailer 9£1,012 GBP
Retailer 2£1,481 GBP
Rare Carat£3,163 GBP
Retailer 11£4,374 GBP
Retailer 3£4,903 GBP

5 data points across 11 retailers

9 retailers£449 GBP to £2,157 GBP

A
Cheapest Retailer
-
£449 GBP
A
Retailer 2
-
£449 GBP
HK$4,700 HKD
View
B+
Retailer 3
-
£633 GBP
$848 USD
View
A
Retailer 4
-
£645 GBP
€823 EUR
View
A
Retailer 5
-
£666 GBP
View
A
Retailer 6
-
£689 GBP
$923 USD
View
B+
Retailer 7
-
£1,012 GBP
$1,356 USD
View
B
Retailer 8
-
£1,481 GBP
View
Most Expensive
B
Rare Carat
KI3744953KF647 · Nov 1
£2,157 GBP
$2,890 USD
View
8 more retailers have this diamond
Prices start from £449 GBPSave up to £1,708 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
5.01ct Cushion
£449 GBP