Seiko Cal. 4488 - 638

Seiko 4488-638

The Seiko 4488-638 represents an important milestone in Seiko's 1975 lineup. It features a Champagne dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-7b6e98c5dd1d]

Also known as: Turtle, Silverwave

Specifications

Movement
Kinetic
Case Material
Stainless Steel
Case Width
38mm
Case Thickness
9.4mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
200m
Dial Color
Champagne
Jewels
17j
Frequency
36,000 bph
Power Reserve
69 hours
Year
1975

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