Seiko Cal. 4438 - 716

Seiko 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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