Seiko Cal. 4486 - 435

This Hand-Winding model from 1969 features a 40mm Titanium case. It features a Silver dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-3ef364328ed9]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

12.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Silver

Jewels

19j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1969

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