Seiko Cal. 5648 - 681

The Seiko 5648-681 represents an important milestone in Seiko's 1980 lineup. It features a Green dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-46c13fd6b688]

Also known as: Samurai, Flighty

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

12.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Green

Jewels

33j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1980

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