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Cushion|Lab Grown|IGI

12.09ct F VVS2 Cushion Lab Grown Diamond

EX • F/VVS2 • IGI LG827602378

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG827602378

Diamond specifications and retailer prices

From £2,011 GBP
As of November 2, 2026
Save £6,714 GBP (77%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £8,725 GBP at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 12.09ct lab-grown cushion diamond

This 12.09ct lab-grown cushion sits in the over five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG827602378 or 827602378. Listed at 13 retailers as of October 31, 2026, with prices from £2,011 to £8,725, a £6,714 spread on the same certified stone. Taylor and Hart lists it at £8,725. 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

12.09
Carat
F
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.1°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG827602378
Dimensions17.34 × 11.15 × 7.48 mm
L/W Ratio1.56
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.34 mm11.15 mm12.09 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG827602378
Side View
Table 62.0%Crown 30.1°Girdle: MED-STKPavilion 38.8°Culet: NoneDepth 67.1%

Caratlytics Score

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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 2
Current: £2,011 GBP|Low: £2,011 GBP|High: £7,449 GBP|Avg: £3,986 GBP|-1.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 1£2,011 GBP
Retailer 11£2,418 GBP
Retailer 2£2,505 GBP
Retailer 8£2,508 GBP
Retailer 4£3,356 GBP
Retailer 9£3,579 GBP
Retailer 7£3,877 GBP
Retailer 3£4,322 GBP
Retailer 5£4,640 GBP
Retailer 10£6,291 GBP
Retailer 6£7,348 GBP

42 data points across 11 retailers

13 retailers£2,011 GBP to £8,725 GBP

A
Cheapest Retailer
-
£2,011 GBP
A
Retailer 2
-
£2,418 GBP
$3,240 USD
View
Final sale: no returns
Retailer 3
-
£2,505 GBP
$3,356 USD
View
Price last confirmed 20 days ago
A
Retailer 4
-
£2,508 GBP
$3,360 USD
View
A
Retailer 5
-
£3,356 GBP
View
A
Retailer 6
-
£3,579 GBP
$4,795 USD
View
A
Retailer 7
-
£3,877 GBP
ZAR 83,923 ZAR
View
B+
Retailer 8
-
£4,322 GBP
View
B+
Retailer 9
-
£4,640 GBP
A$9,565 AUD
View
B+
Retailer 10
-
£6,291 GBP
$8,429 USD
View
B
Retailer 11
-
£7,348 GBP
A$15,147 AUD
View
B
Retailer 12
-
£7,653 GBP
$10,254 USD
View
Most Expensive
B
Taylor and Hart
TJ3DFME · Oct 31
£8,725 GBP
$11,690 USD
View
12 more retailers have this diamond
Prices start from £2,011 GBPSave up to £6,714 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
12.09ct Cushion
£2,011 GBP