Seiko Cal. 4521 - 481

The Seiko 4521-481 represents an important milestone in Seiko's 1986 lineup. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-0f5ca4ab8289]

Also known as: World Timer, Golden Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

9.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Black

Jewels

26j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1986

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