Seiko Cal. 4415 - 973

The Seiko 4415-973 represents an important milestone in Seiko's 1972 lineup. It features a Blue Sunburst dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-76968cc3eb31]

Also known as: Monster, Navigator

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

38mm

Case Thickness

14.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1972

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