Seiko Cal. 6634 - 634

This Spring Drive model from 1984 features a 45mm Two-Tone case. It features a Champagne dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-3a9b12d44aaf]

Also known as: Helmet, UFO

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

9.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

90m

Dial Color

Champagne

Jewels

18j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1984

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