Accutron® 7700 Waterproof Crown CN-ACC21 Accutron® 7700 BFG® stopwatch (timer) crowns Silver protection strips are completely

Silver protection strips are completely safe

part # 5417

Valjoux® Hands (Center Seconds)

Bergeon Plate for Removable Vice for Watchmakers This is the plate only for the Vice (64-2021)

70 mm (thick) round flat mineral crystal

Accutron® 7700 Waterproof Crown CN-ACC21 Accutron® 7700 BFG® stopwatch (timer) crowns Silver protection strips are completelyAccutron 7700 Waterproof Crown CN ACC21 Accutron 7700 steel with LOGO, genuine Accutron 7700, outside diameter 5. 00 mm, tube diameter 2. 50 mm, tap 1. 10 mm, height 2. 60 mm, case reference 7700 * Perrin Supply Ltd is independent of and not affiliated with or sponsored by Accutron. Accutron warranty does not apply to parts supplied by Perrin Supply Ltd. Using generic crystals may devalue your watch.