seiko professional 300m diver tuna 1 Bamper Movement 5600 automatic movement was the

5600 automatic movement was the first Japanese Chrono-meter movement

5xx系のベースとなった機械です。

"Grand Seiko Style" design watch and sunburst dial is so beautiful

Slight scratches can been seen at the center of crystal but don’t affect when you see the time

the buckle has been replaced with the concealed clasp used on the day date

seiko professional 300m diver tuna 1 Bamper Movement 5600 automatic movement was the1 Brand: SEIKO Model: Professional 300m Diver "TUNA" Ref: 7549 7010 Year: 1980 Movement: Quartz Case: 47. 5mm Material: Stainless Steel Strap: 22mm Includes: Original Rubber Strap [About This Watch] 300m () TUNA = [Condition] 4 [About This Watch] This watch is the second line of Professional Diver 600m. It is called "Tuna" because it looks like canned tuna. Very good looking and comes with original rubber strap. [Condition] The case and back case is