Seiko Cal. 5648 - 420

The Seiko 5648-420 represents an important milestone in Seiko's 1972 lineup. The Bidirectional bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-251cdc59d169]

Also known as: Panda, Bellmatic

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

11.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Black

Jewels

35j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1972

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