Seiko Cal. 4535 - 391

The Seiko 4535-391 represents an important milestone in Seiko's 1978 lineup. It features a White dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-891e59de78d3]

Also known as: Turtle, World Timer

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

White

Jewels

17j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1978

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