Seiko Cal. 5621 - 383

This Spring Drive model from 1966 features a 41mm Two-Tone case. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-30365bc259ca]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

11.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Navy

Jewels

28j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1966

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