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Cushion|Lab Grown|IGI

2.09ct G VS1 Cushion Lab Grown Diamond

EX • G/VS1 • IGI LG792663666

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

Certificate IGI LG792663666

Diamond specifications and retailer prices

From £258 GBP
HK$2,700 HKD
As of October 30, 2026
Save £884 GBP (77%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £1,142 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.09ct lab-grown cushion diamond

This 2.09ct lab-grown cushion sits in the two to three carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG792663666 or 792663666. Listed at 20 retailers as of October 30, 2026, with prices from £258 to £1,142, a £884 spread on the same certified stone. Brilliant Earth lists it at £1,142. 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

2.09
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.9°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792663666
Dimensions7.21 × 7.57 × 4.58 mm
L/W Ratio1.05
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.21 mm7.57 mm2.09 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG792663666
Side View
Table 65.0%Crown 37.9°Girdle: MED-STKPavilion 35.7°Culet: NoneDepth 63.5%

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: Oct 30
Current: £1,142 GBP|Low: £213 GBP|High: £1,209 GBP|Avg: £642 GBP|-5.6%
Brilliant Earth
Retailer 2
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Retailer 20
October 30, 2026
Retailer 12£213 GBP
Retailer 20£258 GBP
Retailer 3£282 GBP
Retailer 5£358 GBP
Retailer 15£378 GBP
Retailer 7£394 GBP
Retailer 16£448 GBP
Retailer 11£450 GBP
Retailer 2£505 GBP
Retailer 18£524 GBP
Retailer 19£561 GBP
Retailer 6£601 GBP
Retailer 13£759 GBP
Retailer 9£798 GBP
Retailer 10£929 GBP
Retailer 4£948 GBP
Retailer 17£948 GBP
Retailer 14£973 GBP
Retailer 8£1,022 GBP
Brilliant Earth£1,142 GBP

35 data points across 20 retailers

20 retailers£258 GBP to £1,142 GBP

A
Cheapest Retailer
-
£258 GBP
HK$2,700 HKD
Retailer 2
-
£282 GBP
View
Price last confirmed 9 days ago
A
Retailer 3
-
£358 GBP
$480 USD
View
A
Retailer 4
-
£378 GBP
€482 EUR
View
B+
Retailer 5
-
£394 GBP
$528 USD
View
A
Retailer 6
-
£448 GBP
View
A
Retailer 7
-
£450 GBP
$603 USD
View
A
Retailer 8
-
£505 GBP
$676 USD
View
A
Retailer 9
-
£524 GBP
A$1,081 AUD
View
Retailer 10
-
£561 GBP
ZAR 12,133 ZAR
View
Price last confirmed 7 days ago
A
Retailer 11
-
£601 GBP
$805 USD
View
A
Retailer 12
-
£759 GBP
SGD 1,375 SGD
View
B+
Retailer 13
-
£798 GBP
$1,069 USD
View
B+
Retailer 14
-
£929 GBP
$1,245 USD
View
B+
Retailer 15
-
£948 GBP
$1,270 USD
View
B+
Retailer 16
-
£948 GBP
View
B+
Retailer 17
-
£973 GBP
$1,304 USD
View
B
Retailer 18
-
£1,022 GBP
$1,370 USD
View
B
Retailer 19
-
£1,142 GBP
$1,530 USD
View
Most Expensive
B+
Brilliant Earth
20042071A · Oct 30
£1,142 GBP
$1,530 USD
View
19 more retailers have this diamond
Prices start from £258 GBPSave up to £884 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
2.09ct Cushion
£258 GBP