Seiko Cal. 4461 - 763

This Hand-Winding model from 1977 features a 38mm Titanium case. It features a Champagne dial protected by a Acrylic crystal and offers 60m of water resistance. [seikata-wm-639f85d9914d]

Also known as: Helmet, World Timer

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

38mm

Case Thickness

9.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

60m

Dial Color

Champagne

Jewels

35j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1977

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