... bright and homogeneous,no depainting,discoloration and striation.The dial should be clean,scale is homogeneous and writing is ... longer. 3.Checking the sound of walking: Taking the dial to place up,down,left ,right and forward , ... the needle should keep a appropriate gap with dial and glass. 5.Checking the clock error:Put the ... dial to 3,6,9,12 respectively,then put ...