Seiko Cal. 4438 - 865

The Seiko 4438-865 represents an important milestone in Seiko's 1985 lineup. Powered by the 4438 caliber with 21j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-07a78045efad]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

41mm

Case Thickness

14.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Cream

Jewels

21j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1985

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