Seiko Cal. 6635 - 494

Released in 1978, the Cal. 6635 with design code 494 was part of Seiko's domestic market collection. It features a Green dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-c5587ff7b8da]

Also known as: UFO, Goldfeather

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

44mm

Case Thickness

14.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

130m

Dial Color

Green

Jewels

34j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1978

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