Seiko Cal. 5621 - 957

This Hand-Winding model from 1975 features a 39mm Titanium case. It features a White dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-5fa95897e720]

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

15.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

40m

Dial Color

White

Jewels

28j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1975

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