Seiko Cal. 5641 - 123

This Spring Drive model from 1977 features a 43mm Two-Tone case. It features a White dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-47deb37c93e1]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

White

Jewels

26j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1977

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