WATCH MATERIAL INTERCHANGE LIST
 SB-AN
 BATTERY
 SR920SW
 
 PUL Y100A  QUARTZ-ANALOG-W/O SECOND-
 PUL Y101A  QUARTZ-ANALOG-DSS-
 PUL Y102A  QUARTZ-ANALOG-DSS-CALD
 SEK 6020A  QUARTZ-ANALOG CIRCUIT HAS POS BATT CONN
 SEK 6033A  QUARTZ-ANALOG-DSS
 SEK 6530A  QUARTZ-ANALOG-W/O SECOND
 SEK 6531A  QUARTZ ANALOG DSS
 SEK 6532A  QUARTZ-ANALOG-DSS-CALD
 SEK 6532B  QUARTZ-ANALOG-DSS-CALD
 SEK 6533A  QUARTZ-ANALOG-DSS-CALD DAY-DATE
 SEK 6539A  QUARTZ-ANALOG-W/O SEC. CALD.