Seiko Cal. 6191 - 878

This Hand-Winding model from 1968 features a 39mm Titanium case. It features a Silver dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-72b7d6ade7ad]

Also known as: Sportsmatic, World Timer

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

10.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Silver

Jewels

26j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1968

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