Seiko Cal. 0755 - 961

This Spring Drive model from 1970 features a 37mm Stainless Steel case. It features a Blue Sunburst dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-d84e3103a750]

Also known as: Tuna, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

12.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1970

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