Seiko Cal. 3840 - 363

This Hand-Winding model from 1967 features a 41mm Titanium case. It features a Champagne dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-973ac2c43ede]

Also known as: World Timer, Arnie

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

41mm

Case Thickness

8.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Champagne

Jewels

23j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1967

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