Seiko Cal. 4438 - 716

The Seiko 4438-716 represents an important milestone in Seiko's 1988 lineup. Powered by the 4438 caliber with 19j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-fddbf295c659]

Also known as: Silverwave, Baby Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

15.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

110m

Dial Color

Black

Jewels

19j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1988

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