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Cushion|Lab Grown|IGI

2.09ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG805683592

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG805683592

Diamond specifications and retailer prices

From £392 GBP
$525 USD
As of October 28, 2026
Save £1,593 GBP (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £1,985 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 LG805683592 or 805683592. Listed at 18 retailers as of October 28, 2026, with prices from £392 to £1,985, a £1,593 spread on the same certified stone. Brilliant Earth lists it at £1,985. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle43.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805683592
Dimensions10.27 × 6.54 × 4.28 mm
L/W Ratio1.57
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.27 mm6.54 mm2.09 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG805683592
Side View
Table 52.0%Crown 34.5°Girdle: THK-VTKPavilion 43.3°Culet: LargeDepth 65.4%

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 28
Current: £1,985 GBP|Low: £277 GBP|High: £2,179 GBP|Avg: £917 GBP|+35.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 4£392 GBP
Retailer 12£434 GBP
Retailer 7£549 GBP
Retailer 11£584 GBP
Retailer 6£662 GBP
Retailer 3£684 GBP
Retailer 2£715 GBP
Retailer 8£965 GBP
Retailer 10£1,039 GBP
Retailer 5£1,380 GBP
Retailer 13£1,528 GBP
Retailer 9£1,606 GBP
Brilliant Earth£1,985 GBP

41 data points across 13 retailers

18 retailers£392 GBP to £1,985 GBP

A
Cheapest Retailer
-
£392 GBP
$525 USD
Final sale: no returns
Retailer 2
-
£434 GBP
$582 USD
View
Price last confirmed 16 days ago
A
Retailer 3
-
£478 GBP
HK$5,000 HKD
View
A
Retailer 4
-
£549 GBP
$735 USD
View
A
Retailer 5
-
£549 GBP
$735 USD
View
A
Retailer 6
-
£584 GBP
$782 USD
View
A
Retailer 7
-
£662 GBP
€845 EUR
View
A
Retailer 8
-
£684 GBP
$916 USD
View
A
Retailer 9
-
£715 GBP
View
B+
Retailer 10
-
£965 GBP
A$1,990 AUD
View
Retailer 11
-
£1,039 GBP
ZAR 22,493 ZAR
View
Price last confirmed 8 days ago
B
Retailer 12
-
£1,380 GBP
SGD 2,499 SGD
View
B
Retailer 13
-
£1,420 GBP
$1,902 USD
View
B
Retailer 14
-
£1,528 GBP
$2,047 USD
View
B
Retailer 15
-
£1,533 GBP
$2,054 USD
View
B
Retailer 16
-
£1,606 GBP
View
B
Retailer 17
-
£1,627 GBP
$2,180 USD
View
Most Expensive
B
Brilliant Earth
19901670A · Oct 30
£1,985 GBP
$2,660 USD
View
17 more retailers have this diamond
Prices start from £392 GBPSave up to £1,593 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
£392 GBP