As per your request I am here giving you address and contact number of Casio Authorised Service Centre in Mumbai.

Contact Detail :
Casio Authorised Service Centre in Mumbai
601, 6th Floor, Crescent Plaza,
Telly Gulli, Andheri(E),
Mumbai-69,
Ph.: 022-60605005

Some other service center of Casio in India ::

Bangalore
No.7, Shah Complex, 2nd Floor,
9th Main, 5th Block Jayanagar,
Bangalore- 41,
Ph.: 080-60605005

• Chennai
3rd Floor, Heera Panna Complex,
124/1, G.N.Chetty Road,
T.Nagar, Chennai-17,
Ph.: 044-43586964

• Hyderabad
3rd Floor, 3-4-630,
Padma Plaza, Opposite Ratna College,
Narayanguds, Hyderabad-29,
Ph.: 040-60605005

• Kolkata
4C, Lansdowne Place,
2nd Floor, Kolkata-29,
Ph.: 033-60605005

• Chandigarh
SCO No.9, 2nd Floor,
Sector - 26, Madhya Marg,
Chandigarh -19,
Ph.: 0172-6060500

• Ahmedabad
A-45, Pariseema Complex,
CG Road, Ahmedabad, Gujarat-09,
Ph.: 079-60605005