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Cushion|Lab Grown|IGI

3.09ct G VVS1 Cushion Lab Grown Diamond

EX • G/VVS1 • IGI LG843601307

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG843601307

Diamond specifications and retailer prices

From £755 GBP
As of November 5, 2026
Save £2,295 GBP (75%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £3,050 GBP at Frank Darling · As of November 5, 2026
View at Frank Darling

About this 3.09ct lab-grown cushion diamond

This 3.09ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG843601307 or 843601307. Listed at 4 retailers as of November 5, 2026, with prices from £755 to £3,050, a £2,295 spread on the same certified stone. Frank Darling lists it at £3,050. 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

3.09
Carat
G
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843601307
Dimensions10.19 × 7.58 × 5.03 mm
L/W Ratio1.34
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.19 mm7.58 mm3.09 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843601307
Side View
Table 61.0%Crown 35.1°Girdle: MED-THKPavilion 35.3°Culet: NoneDepth 66.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: £3,050 GBP|Low: £406 GBP|High: £3,050 GBP|Avg: £1,245 GBP
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 5, 2026
Retailer 4£406 GBP
Retailer 2£755 GBP
Retailer 3£767 GBP
Retailer 5£2,141 GBP
Frank Darling£3,050 GBP

13 data points across 5 retailers

4 retailers£755 GBP to £3,050 GBP

A
Cheapest Retailer
-
£755 GBP
Retailer 2
-
£767 GBP
View
Price last confirmed 12 days ago
Retailer 3
-
£2,141 GBP
View
Price last confirmed 15 days ago
Most Expensive
B
Frank Darling
100761346411KD · Nov 5
£3,050 GBP
$4,117 USD
View
3 more retailers have this diamond
Prices start from £755 GBPSave up to £2,295 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
3.09ct Cushion
£755 GBP