Leadenhall Building/122 Leadenhall Street
Location: London, England
Built: 2014
Height: 738ft/225m
Floors: 48

8.75" Model Dimensions (1:1000 scale)-
Height: 8.75in/22.2cm
Length: 2.75in/7.0cm
Width: 2.5in/6.4cm

11.75" Model Dimensions (1:750 scale)-
Height: 11.75in/29.8cm
Length: 3.5in/8.9cm
Width: 3in/7.6cm

17.5" Model Dimensions (1:500 scale)-
Height: 17.5in/44.5cm
Length: 5.5in/14.0cm
Width: 4.5in/11.4cm

Summary of Model Scales:
8.75in (0ft 8.8in)/22.2cm: (1:1000 scale)
11.75in (0ft 11.8in)/29.8cm: (1:750 scale)
17.5in (1ft 5.5in)/44.5cm: (1:500 scale)

The pictures shown are of the 11.75 inch model.

The second picture shows the 8.75in, 11.75in, and 17.5in models.

The larger sizes have slightly more detail.