Serviced Second Diver 6105 Dial and hands replaced 6309-7040 Third Diver SEIKO Diver Manufactured in August 1984 I believe this watch is 41 years old. Date can be set by pulling the crown out one step. Time can be set by pulling the crown out two steps. No hacking function. Crown screws in. Serviced Operating condition Approximately 8 seconds per day as measured by a timegrapher. It is currently running at about that rate even when laid flat. The operating condition may vary depending on the winding of the mainspring, temperature, and position, so please consider the operating condition as a reference only. Bezel, case, back cover, and crown have been ultrasonically cleaned. Bezel disassembled and cleaned, greased. Rotates lightly left and right with a click feel. Glass gasket and back cover gasket Waterproof grease applied. Water pressure test has not been performed, so please consider it to be water resistant for daily life use. Replacement parts (aftermarket) Crystal: Double dome, top flat, new Bezel insert: New Bezel O-ring: New Waffle band: New 6105 dial, 3 hands: New (aftermarket parts) Chapter ring changed to a type without markings. There are scratches and scuffs on the case back cover and crown. Please check the condition carefully in the photos. The color may change slightly depending on the light and how it is reflected. Also, there may be scratches and dirt that are not fully visible. Please understand and agree to the use of vintage watches and aftermarket parts before purchasing. Free shipping No returns, no claims.