Brand: Waltham Watch Co. Model: B-339 cal. 90-5 Automatic Diver (Date Model); Swiss Made circa 1970s Case: Solid stainless steel case with screw-down back is approximately 36mm excluding the original signed Waltham "W" crown Strap: New 18mm limited edition watchsteez black nylon NATO strap with polished stainless steel hardware Movement: FHF cal. 90-5 self-winding automatic movement with quick-set date (17 jewels); 21,600 BPH; Swiss Made Features: Original grey "sunburst" dial with yellow Tritium patina; original handset; original rotating dive bezel displays elapsed time; quick-set date display at 3 o'clock Condition: Nice original condition overall; solid stainless steel case is thick and sharp with only minor wear consistent with age and use; original bright orange sweeping-seconds hand; original hour and minute hands are missing a little bit of Tritium lume Other: As you take a look through our current inventory and archive, it is obvious that we love vintage tool watches - This Waltham diver is no exception! It is a great summer watch and wears well with everything from a t-shirt and a bathing suit to jeans and a military jacket.