A 3D-printed clock with Roman numerals can be a unique and stylish addition to any home or office. With a variety colors to choose from, you can create a clock that matches your personal taste and décor.

radius = 37 cm
Diameter = 74 cm

First, measure and mark positions on the wall. Use meter, small spirit level and digital protractor. If You have digital protractor, it would be great (30 degree between numbers).

Apply double sided tape on the back of the numbers and than stick to the wall.

 

Also You need to buy clock mechanism with high torque from amazon or aliexpress, etc. (high torque clock movements)

Numbers are 72mm high.