Seiko Cal. 5642 - 688

This Spring Drive model from 1993 features a 41mm Gold-Plated case. It features a Silver dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-83fe58187fb4]

Also known as: Helmet, Flighty

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

8.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

110m

Dial Color

Silver

Jewels

35j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1993

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