Seiko Cal. 4558 - 311

The Seiko 4558-311 represents an important milestone in Seiko's 1979 lineup. It features a Navy dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-ec3836e5a521]

Also known as: Sea Horse, Baby Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

39mm

Case Thickness

12.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

Navy

Jewels

22j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1979

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