Seiko Cal. 4520 - 887

The Seiko 4520-887 represents an important milestone in Seiko's 1977 lineup. The Bidirectional bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-edf3875ed801]

Also known as: Monster, Rally

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

13.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Burgundy

Jewels

35j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1977

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