Seiko Cal. 3888 - 635

Seiko 3888-635

The Seiko 3888-635 represents an important milestone in Seiko's 1976 lineup. Powered by the 3888 caliber with 17j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-3c879e222030]

Also known as: Turtle

Specifications

Movement
Quartz
Case Material
Gold-Plated
Case Width
38mm
Case Thickness
12.1mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
110m
Dial Color
Navy
Jewels
17j
Frequency
28,800 bph
Power Reserve
53 hours
Year
1976

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seikata-wm-3c879e222030