Reference:5502: Revision history

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2 May 2026

  • curprev 05:0805:08, 2 May 2026Admin talk contribs 21,535 bytes −111 Family cleanup: cross-family dedup + intra-article dedup + bold-strip + Slop Cop sweep [automatically checked]
  • curprev 04:5704:57, 2 May 2026Admin talk contribs 21,646 bytes +3,512 Merge 5506 into parent 5502 article (parallel-production sister) [automatically checked]
  • curprev 04:4204:42, 2 May 2026Admin talk contribs 18,134 bytes +15 Text audit: voice, clarity, source links [automatically checked]
  • curprev 04:3804:38, 2 May 2026Admin talk contribs 18,119 bytes +18,119 Add new ref: 5502 Air-King — gold-capped 40-micron Cal 1530 Super Precision (1958-1964/65). Sister to 5506 (parallel production for US distribution channel). Cal 1530 SUPER PRECISION dial + alpha hands distinguish from later 5520. Kessi Freres SA case construction (KB tombstone hallmark) [automatically checked]