Seiko Cal. 5620 - 488

This Spring Drive model from 1977 features a 41mm Titanium case. It features a White dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-8be5173d14fd]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

41mm

Case Thickness

14.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

White

Jewels

34j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1977

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