Heuer Skipper ref. 15640 Automatic Chronograph (Blue Dial)

Brand: Heuer Model: Skipper ref. 15640 Automatic Chronograph (Blue Dial); Swiss Made; serial #296,XXX circa early 1970s Case: Solid stainless steel case with screw-down back is approximately 42mm excluding the original "fluted" pushers and "HEUER" signed crown Bracelet: Rare vintage period-correct 20mm solid stainless steel linked bracelet with unsigned fold-over clasp and removable links Movement: Heuer cal. 15 self-winding automatic chronograph movement (17 jewels) with date display at 6 o'clock; 21,600 BPH; Swiss Made Features: Stunning original matte blue dial with luminous hour markers and three-color yachting regatta countdown register (15 minutes); subsidiary running seconds at 10 o'clock; original neon orange handset; date display at 6 o'clock; original metallic blue "MH" bezel (minutes/hours) displays elapsed time (i.e. during dives) and can track a second time zone; oversized solid stainless steel case (same as Autavia) Condition: Very nice original condition overall with min