Seiko Cal. 0771 - 685

Seiko 0771-685

The 0771-685 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 0771 caliber with 30j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-276aa8addb00]

Also known as: Sportsmatic, Arnie

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
42mm
Case Thickness
11.9mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
170m
Dial Color
Black
Jewels
30j
Frequency
21,600 bph
Power Reserve
38 hours
Year
1985

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