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Cushion|Lab Grown|IGI

11.00ct F VS1 Cushion Lab Grown Diamond

EX • F/VS1 • IGI LG606321056

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG606321056

Diamond specifications and retailer prices

From £2,240 GBP
$3,006 USD
As of November 1, 2026
Save £5,850 GBP (72%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £8,090 GBP at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 11ct lab-grown cushion diamond

This 11ct lab-grown cushion sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG606321056 or 606321056. Listed at 16 retailers as of October 31, 2026, with prices from £2,240 to £8,090, a £5,850 spread on the same certified stone. Taylor and Hart lists it at £8,090. 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

11.00
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.7°
Pavilion angle33.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG606321056
Dimensions10.89 × 10.89 × 7.39 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
10.89 mm10.89 mm11.00 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG606321056
Side View
Table 64.0%Crown 38.7°Girdle: STK-VTKPavilion 33.8°Culet: NoneDepth 67.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £3,133 GBP|Low: £2,240 GBP|High: £6,404 GBP|Avg: £3,836 GBP|-1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 2, 2026
Retailer 5£2,240 GBP
Retailer 14£2,321 GBP
Retailer 13£2,440 GBP
Retailer 4£2,625 GBP
Retailer 8£3,108 GBP
Retailer 1£3,133 GBP
Retailer 11£3,592 GBP
Retailer 3£3,611 GBP
Retailer 7£3,680 GBP
Retailer 6£3,998 GBP
Retailer 9£4,299 GBP
Retailer 2£5,829 GBP
Retailer 12£6,016 GBP
Retailer 10£6,308 GBP

41 data points across 14 retailers

16 retailers£2,240 GBP to £8,090 GBP

A
Cheapest Retailer
-
£2,240 GBP
$3,006 USD
Final sale: no returns
Retailer 2
-
£2,321 GBP
$3,114 USD
View
Price last confirmed 21 days ago
A
Retailer 3
-
£2,440 GBP
$3,275 USD
View
A
Retailer 4
-
£2,625 GBP
$3,522 USD
View
A
Retailer 5
-
£3,108 GBP
View
A
Retailer 6
-
£3,133 GBP
$4,204 USD
View
A
Retailer 7
-
£3,592 GBP
ZAR 77,875 ZAR
View
B+
Retailer 8
-
£3,611 GBP
$4,846 USD
View
B+
Retailer 9
-
£3,680 GBP
€4,703 EUR
View
B+
Retailer 10
-
£3,998 GBP
View
B+
Retailer 11
-
£4,299 GBP
A$8,876 AUD
View
B
Retailer 12
-
£5,829 GBP
$7,822 USD
View
B
Retailer 13
-
£6,016 GBP
$8,073 USD
View
B
Retailer 14
-
£6,308 GBP
A$13,024 AUD
View
B
Retailer 15
-
£6,481 GBP
$8,697 USD
View
Most Expensive
B
Taylor and Hart
ZS09LH0 · Oct 31
£8,090 GBP
$10,856 USD
View
15 more retailers have this diamond
Prices start from £2,240 GBPSave up to £5,850 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
11.00ct Cushion
£2,240 GBP