Seiko Cal. 4581 - 594

The Seiko 4581-594 represents an important milestone in Seiko's 1970 lineup. It features a Cream dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-07e35eacb256]

Also known as: Monster, Crown

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

43mm

Case Thickness

13.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

50m

Dial Color

Cream

Jewels

33j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1970

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