There are many clock inserts with different sizes and shares for your choice.and you can choice

Here are our clock inserts description

Standard size:27mm,33mm,37mm,43mm,50mm,55mm,60mm,65mm ect.

Clock number: Roman numerals or Arabic numerals

Clock finishing:Gold,Chrome,Gun metal,Satin Gold,Satin Silver,Silver, quaint copper etc.

clock kits, thermometer kits, hygrometer kits,etc.