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Cushion|Lab Grown|IGI

2.05ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG783667946

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

Certificate IGI LG783667946

Diamond specifications and retailer prices

From £228 GBP
$305 USD
As of October 31, 2026
Save £785 GBP (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,119 GBP at Brilliant Earth · As of October 21, 2026
View at Brilliant Earth

About this 2.05ct lab-grown cushion diamond

This 2.05ct 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 LG783667946 or 783667946. Listed at 14 retailers as of October 26, 2026, with a 345% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

2.05
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783667946
Dimensions7.49 × 7.26 × 4.84 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.49 mm7.26 mm2.05 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783667946
Side View
Table 62.0%Crown 33.6°Girdle: THK-VTKPavilion 40.1°Culet: NoneDepth 66.7%

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 31
Current: £1,119 GBP|Low: £210 GBP|High: £1,187 GBP|Avg: £612 GBP|-5.7%
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
Retailer 14
October 31, 2026
Retailer 5£228 GBP
Retailer 6£306 GBP
Retailer 8£369 GBP
Retailer 7£443 GBP
Retailer 2£455 GBP
Retailer 14£463 GBP
Retailer 13£482 GBP
Retailer 10£559 GBP
Retailer 12£605 GBP
Retailer 9£608 GBP
Retailer 3£849 GBP
Retailer 4£969 GBP
Retailer 11£1,012 GBP
Brilliant Earth£1,119 GBP

42 data points across 14 retailers

14 retailers£228 GBP to £1,012 GBP

A
Cheapest Retailer
-
£228 GBP
$305 USD
Final sale: no returns
B+
Retailer 2
-
£306 GBP
$410 USD
View
A
Retailer 3
-
£369 GBP
$495 USD
View
A
Retailer 4
-
£443 GBP
View
A
Retailer 5
-
£455 GBP
€581 EUR
View
A
Retailer 6
-
£463 GBP
$621 USD
View
A
Retailer 7
-
£482 GBP
$646 USD
View
A
Retailer 8
-
£559 GBP
A$1,153 AUD
View
A
Retailer 9
-
£605 GBP
$810 USD
View
A
Retailer 10
-
£608 GBP
ZAR 13,164 ZAR
View
B+
Retailer 11
-
£849 GBP
$1,137 USD
View
B+
Retailer 12
-
£969 GBP
$1,299 USD
View
B+
Retailer 13
-
£1,012 GBP
View
Most Expensive
Brilliant Earth
19353621A · Oct 21
£1,119 GBP
$1,500 USD
View
Price last confirmed 10 days ago
13 more retailers have this diamond
Prices start from £228 GBPSave up to £785 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
2.05ct Cushion
£228 GBP