Seiko Cal. 4438 - 289

The 4438-289 is a sought-after Spring Drive piece from Seiko's golden era. It features a Champagne dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-bbd41bcd4ca1]

Also known as: Helmet, World Timer

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

14.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

130m

Dial Color

Champagne

Jewels

36j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1971

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