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Cushion|Lab Grown|IGI

1.91ct G VS2 Cushion Lab Grown Diamond

ID • G/VS2 • IGI LG613350558

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG613350558

Diamond specifications and retailer prices

From £264 GBP
$354 USD
As of October 28, 2026
Save £904 GBP (77%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,186 GBP at MOH London · As of October 15, 2026
View at MOH London

About this 1.91ct lab-grown cushion diamond

This 1.91ct lab-grown cushion sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG613350558 or 613350558. Listed at 14 retailers as of October 28, 2026, with a 342% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.91
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG613350558
Dimensions7.28 × 6.83 × 4.65 mm
L/W Ratio1.07
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
7.28 mm6.83 mm1.91 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG613350558
Side View
Table 63.0%Crown 37.1°Girdle: THK-VTKPavilion 37.8°Culet: NoneDepth 68.1%

Caratlytics Score

How it works →
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: £1,186 GBP|Low: £264 GBP|High: £1,709 GBP|Avg: £731 GBP
MOH London
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 30, 2026
Retailer 4£264 GBP
Retailer 13£293 GBP
Retailer 9£361 GBP
Retailer 3£394 GBP
Retailer 11£396 GBP
Retailer 6£497 GBP
Retailer 8£521 GBP
Retailer 7£522 GBP
Retailer 12£555 GBP
Retailer 10£869 GBP
Retailer 2£1,052 GBP
Retailer 14£1,125 GBP
Retailer 5£1,168 GBP
MOH London£1,186 GBP

36 data points across 14 retailers

14 retailers£264 GBP to £1,168 GBP

A
Cheapest Retailer
-
£264 GBP
$354 USD
Final sale: no returns
A
Retailer 2
-
£361 GBP
View
B+
Retailer 3
-
£394 GBP
$528 USD
View
A
Retailer 4
-
£396 GBP
$530 USD
View
A
Retailer 5
-
£497 GBP
$666 USD
View
A
Retailer 6
-
£521 GBP
€665 EUR
View
A
Retailer 7
-
£522 GBP
View
A
Retailer 8
-
£555 GBP
$743 USD
View
B+
Retailer 9
-
£869 GBP
$1,165 USD
View
B
Retailer 10
-
£975 GBP
$1,307 USD
View
B
Retailer 11
-
£1,052 GBP
$1,410 USD
View
B
Retailer 12
-
£1,125 GBP
$1,508 USD
View
B
Retailer 13
-
£1,168 GBP
$1,565 USD
View
Most Expensive
MOH London
LG613350558 · Oct 15
£1,186 GBP
View
Price last confirmed 16 days ago
13 more retailers have this diamond
Prices start from £264 GBPSave up to £904 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
1.91ct Cushion
£264 GBP