Seiko Cal. 5650 - 903

The Seiko 5650-903 represents an important milestone in Seiko's 1973 lineup. It features a Cream dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-e2472b21b2f5]

Also known as: Bullhead, Sportsmatic

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

15.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Cream

Jewels

32j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1973

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