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Cushion|Lab Grown|IGI

11.10ct G VS1 Cushion Lab Grown Diamond

EX • G/VS1 • IGI LG678548672

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG678548672

Diamond specifications and retailer prices

From £1,625 GBP
As of November 1, 2026
Save £5,510 GBP (77%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £7,135 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 11.1ct lab-grown cushion diamond

This 11.1ct lab-grown cushion sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG678548672 or 678548672. Listed at 16 retailers as of October 31, 2026, with prices from £1,625 to £7,135, a £5,510 spread on the same certified stone. Brilliant Earth lists it at £7,135. 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

11.10
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle33.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678548672
Dimensions15.64 × 11.56 × 7.52 mm
L/W Ratio1.35
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.64 mm11.56 mm11.10 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG678548672
Side View
Table 57.0%Crown 34.2°Girdle: STK-THKPavilion 33.8°Culet: NoneDepth 65.1%

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 1
Current: £3,748 GBP|Low: £1,625 GBP|High: £7,064 GBP|Avg: £3,899 GBP|-0.2%
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
Retailer 15
November 1, 2026
Retailer 8£1,625 GBP
Retailer 2£2,023 GBP
Retailer 14£2,146 GBP
Retailer 6£2,340 GBP
Retailer 9£2,786 GBP
Retailer 10£3,132 GBP
Retailer 12£3,136 GBP
Retailer 15£3,155 GBP
Retailer 1£3,748 GBP
Retailer 5£3,833 GBP
Retailer 13£4,519 GBP
Retailer 11£5,030 GBP
Retailer 4£5,510 GBP
Retailer 3£6,772 GBP
Retailer 7£7,064 GBP

43 data points across 15 retailers

16 retailers£1,625 GBP to £7,135 GBP

A
Cheapest Retailer
-
£1,625 GBP
Retailer 2
-
£2,023 GBP
$2,710 USD
View
Price last confirmed 21 days ago
A
Retailer 3
-
£2,146 GBP
$2,875 USD
View
A
Retailer 4
-
£2,340 GBP
HK$24,500 HKD
View
A
Retailer 5
-
£2,786 GBP
View
A
Retailer 6
-
£3,132 GBP
ZAR 67,785 ZAR
View
A
Retailer 7
-
£3,136 GBP
€4,002 EUR
View
A
Retailer 8
-
£3,155 GBP
$4,228 USD
View
B+
Retailer 9
-
£3,748 GBP
A$7,726 AUD
View
B+
Retailer 10
-
£3,833 GBP
View
B+
Retailer 11
-
£4,519 GBP
$6,055 USD
View
B+
Retailer 12
-
£5,030 GBP
$6,739 USD
View
B
Retailer 13
-
£5,510 GBP
$7,383 USD
View
B
Retailer 14
-
£6,772 GBP
SGD 12,261 SGD
View
B
Retailer 15
-
£7,064 GBP
$9,465 USD
View
Most Expensive
B
Brilliant Earth
22350217A · Oct 31
£7,135 GBP
$9,560 USD
View
15 more retailers have this diamond
Prices start from £1,625 GBPSave up to £5,510 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
11.10ct Cushion
£1,625 GBP