Seiko Cal. 7158 - 537

The Seiko 7158-537 represents an important milestone in Seiko's 1976 lineup. It features a Silver dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-ddf5cdc67742]

Also known as: Monster, World Timer

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Silver

Jewels

24j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1976

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