Seiko Cal. 3888 - 495

This Hand-Winding model from 1969 features a 37mm Titanium case. It features a White dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-d0988fb3b901]

Also known as: Tuna, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

11.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

50m

Dial Color

White

Jewels

28j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1969

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