Seiko Cal. 5627 - 436

The 5627-436 is a sought-after Spring Drive piece from Seiko's golden era. It features a Silver dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-cae2dd58115b]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

8.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

Silver

Jewels

21j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1986

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