Belloni watch crowns - made in italy
SN 301 - 1,55V battery
SN 303 - 1,55V battery
SN 315 - 1,55V battery
SN 317 - 1,55V battery
SN 319 - 1,55V battery
SN 321 - 1,55V battery
SN 329 - 1,55V battery
SN 335 - 1,55V battery
SN 337 - 1,55V battery
SN 341 - 1,55V battery
SN 346 - 1,55V battery
SN 348 - 1,55V battery
SN 357 - 1,55V battery
SN 361 - 1,55V battery
SN 362 - 1,55V battery
SN 364 - 1,55V battery
SN 365 - 1,55V battery
SN 366 - 1,55V battery
SN 370 - 1,55V battery
SN 371 - 1,55V battery
SN 373 - 1,55V battery
SN 376 - 1,55V battery
SN 377 - 1,55V battery
SN 379 - 1,55V battery