Citizen FineDevice is the world's largest manufacturer of quartz crystals and oscillators in cylindrical, plastic, metal and ceramic packages.
- CITIZEN CL-E321
- CITIZEN CL-S6621
- CITIZEN CT-S257
- CITIZEN CT-S4500
- CITIZEN CT-E351
- CITIZEN CL-E300
- CITIZEN CL-E303
- CITIZEN CT-S251
- CITIZEN CT-S310 II
- CITIZEN CL-S400DT
- CITIZEN CT-S601
- CITIZEN CT-S651
- CITIZEN CT-S801
- CITIZEN CT-S851
- CITIZEN CL-E720
- CITIZEN CL-E730
- CITIZEN CL-E720DT
- CITIZEN CL-E321EX
- CITIZEN CT-E601
- CITIZEN CT-D101