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Cushion|Lab Grown|IGI

3.05ct F VVS1 Cushion Lab Grown Diamond

ID • F/VVS1 • IGI LG826623191

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG826623191

Diamond specifications and retailer prices

From £826 GBP
As of November 4, 2026
Save £3,559 GBP (81%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £4,385 GBP at Do Amore Diamonds · As of November 5, 2026
View at Do Amore Diamonds

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 LG826623191 or 826623191. Listed at 8 retailers as of November 4, 2026, with prices from £826 to £4,385, a £3,559 spread on the same certified stone. Do Amore Diamonds lists it at £4,385. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826623191
Dimensions8.50 × 8.38 × 5.64 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.50 mm8.38 mm3.05 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826623191
Side View
Table 62.0%Crown 34.4°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 67.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: £4,385 GBP|Low: £733 GBP|High: £4,607 GBP|Avg: £1,763 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 6£775 GBP
Retailer 8£826 GBP
Retailer 7£979 GBP
Retailer 4£981 GBP
Retailer 9£1,089 GBP
Retailer 3£1,502 GBP
Retailer 5£2,207 GBP
Retailer 2£2,492 GBP
Do Amore Diamonds£4,385 GBP

26 data points across 9 retailers

8 retailers£826 GBP to £4,385 GBP

A
Cheapest Retailer
-
£826 GBP
A
Retailer 2
-
£979 GBP
View
A
Retailer 3
-
£981 GBP
View
A
Retailer 4
-
£1,089 GBP
View
B+
Retailer 5
-
£1,502 GBP
View
B
Retailer 6
-
£2,207 GBP
View
B
Retailer 7
-
£2,492 GBP
View
Most Expensive
B
Do Amore Diamonds
7-1793095 · Nov 5
£4,385 GBP
$5,920 USD
View
7 more retailers have this diamond
Prices start from £826 GBPSave up to £3,559 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
£826 GBP