Seiko Cal. 5688 - 108

The 5688-108 is a sought-after Automatic piece from Seiko's golden era. It features a Black dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-02b14d96e21a]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

10.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Black

Jewels

33j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1987

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