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Cushion|Lab Grown|IGI

3.05ct F VVS1 Cushion Lab Grown Diamond

EX • F/VVS1 • IGI LG737567883

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG737567883

Diamond specifications and retailer prices

From £530 GBP
As of November 4, 2026
Save £1,722 GBP (76%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £2,252 GBP at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 3.05ct lab-grown cushion diamond

This 3.05ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG737567883 or 737567883. Listed at 9 retailers as of November 1, 2026, with prices from £530 to £2,252, a £1,722 spread on the same certified stone. Rare Carat lists it at £2,252. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.05
Carat
F
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle33.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG737567883
Dimensions9.85 × 7.05 × 4.86 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.85 mm7.05 mm3.05 ctF / VVS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG737567883
Side View
Table 62.0%Crown 36.2°Girdle: STK-VTKPavilion 33.5°Culet: NoneDepth 68.9%

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 4
Current: £2,252 GBP|Low: £530 GBP|High: £2,430 GBP|Avg: £1,246 GBP|-1.0%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 4, 2026
Retailer 5£530 GBP
Retailer 8£646 GBP
Retailer 4£721 GBP
Retailer 2£740 GBP
Retailer 7£746 GBP
Retailer 6£1,287 GBP
Retailer 9£1,567 GBP
Retailer 3£2,014 GBP
Rare Carat£2,252 GBP

41 data points across 9 retailers

9 retailers£530 GBP to £2,252 GBP

A
Cheapest Retailer
-
£530 GBP
B+
Retailer 2
-
£646 GBP
View
A
Retailer 3
-
£721 GBP
View
A
Retailer 4
-
£740 GBP
View
A
Retailer 5
-
£746 GBP
View
B+
Retailer 6
-
£1,287 GBP
View
B
Retailer 7
-
£1,567 GBP
View
B
Retailer 8
-
£2,014 GBP
View
Most Expensive
B
Rare Carat
LH-8_l_737567883 · Nov 1
£2,252 GBP
$3,040 USD
View
8 more retailers have this diamond
Prices start from £530 GBPSave up to £1,722 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
3.05ct Cushion
£530 GBP