Seiko Cal. 5691 - 475

The Seiko 5691-475 represents an important milestone in Seiko's 1981 lineup. It features a Silver dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-ddbdf1767e0b]

Also known as: Turtle

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

13.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

Silver

Jewels

35j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1981

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