Seiko Cal. 5612 - 903

The Seiko 5612-903 represents an important milestone in Seiko's 1975 lineup. Powered by the 5612 caliber with 35j jewels beating at 21,600 bph, it delivers a 46 hours power reserve. [seikata-wm-7abc90a97485]

Also known as: Rally, Emperor

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

42mm

Case Thickness

14.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Champagne

Jewels

35j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1975

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