Seiko Cal. 4410 - 142

This Hand-Winding model from 1973 features a 42mm Two-Tone case. It features a White dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-c437860cf45d]

Also known as: Sportsmatic, World Timer

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

42mm

Case Thickness

12.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

White

Jewels

26j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1973

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