Seiko Cal. 5627 - 431

The 5627-431 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Navy dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-379fc4cd6caa]

Also known as: Samurai, Sumo

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

39mm

Case Thickness

15.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Navy

Jewels

19j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1983

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