Seiko Cal. 4581 - 816

The Seiko 4581-816 represents an important milestone in Seiko's 1994 lineup. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-119405196930]

Also known as: Baby Tuna

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

40mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

Silver

Jewels

36j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1994

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