Seiko Cal. 4558 - 341

The Seiko 4558-341 represents an important milestone in Seiko's 1968 lineup. It features a Silver dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-c96825dbad25]

Also known as: Helmet, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

43mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

110m

Dial Color

Silver

Jewels

34j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1968

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