Seiko Cal. 6193 - 657

Seiko 6193-657

The Seiko 6193-657 represents an important milestone in Seiko's 1970 lineup. Powered by the 6193 caliber with 33j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-5d7ca3e0e96e]

Also known as: Sportsmatic

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
39mm
Case Thickness
14.4mm
Lug Width
21mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
110m
Dial Color
Burgundy
Jewels
33j
Frequency
28,800 bph
Power Reserve
36 hours
Year
1970

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