Seiko Cal. 5633 - 871

Released in 1971, the Cal. 5633 with design code 871 was part of Seiko's domestic market collection. It features a Silver dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-65471ce0bd9c]

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

11.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Silver

Jewels

30j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1971

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