Seiko Cal. 6635 - 747

This Spring Drive model from 1978 features a 39mm Two-Tone case. It features a Silver dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-498b854e3a64]

Also known as: Pogue, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

170m

Dial Color

Silver

Jewels

18j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1978

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