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Cushion|Lab Grown|IGI

3.01ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG843607783

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG843607783

Diamond specifications and retailer prices

From £403 GBP
As of November 6, 2026
Save £1,035 GBP (72%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £1,438 GBP at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 3.01ct lab-grown cushion diamond

This 3.01ct 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 LG843607783 or 843607783. Listed at 7 retailers as of November 1, 2026, with prices from £403 to £1,438, a £1,035 spread on the same certified stone. Rare Carat lists it at £1,438. 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

3.01
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843607783
Dimensions10.50 × 7.25 × 5.01 mm
L/W Ratio1.45
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.50 mm7.25 mm3.01 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843607783
Side View
Table 63.0%Crown 32.2°Girdle: STK-THKPavilion 37.6°Culet: NoneDepth 69.1%

Caratlytics Score

How it works →
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 6
Current: £1,438 GBP|Low: £403 GBP|High: £1,438 GBP|Avg: £826 GBP
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 5£403 GBP
Retailer 3£483 GBP
Retailer 6£528 GBP
Retailer 2£737 GBP
Retailer 4£996 GBP
Retailer 7£1,248 GBP
Rare Carat£1,438 GBP

24 data points across 7 retailers

7 retailers£403 GBP to £1,438 GBP

B+
Cheapest Retailer
-
£403 GBP
A
Retailer 2
-
£483 GBP
View
A
Retailer 3
-
£528 GBP
View
A
Retailer 4
-
£737 GBP
View
B+
Retailer 5
-
£996 GBP
View
B+
Retailer 6
-
£1,248 GBP
View
Most Expensive
B
Rare Carat
42A843607783 · Nov 1
£1,438 GBP
$1,925 USD
View
6 more retailers have this diamond
Prices start from £403 GBPSave up to £1,035 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
3.01ct Cushion
£403 GBP