Seiko Cal. 6637 - 410

This Hand-Winding model from 1966 features a 44mm Titanium case. It features a Blue Sunburst dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-fb9d83e809d1]

Also known as: Goldfeather

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

44mm

Case Thickness

9.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1966

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