Seiko Cal. 3886 - 644

Seiko 3886-644

The Seiko 3886-644 represents an important milestone in Seiko's 1965 lineup. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-a4b408f0e121]

Also known as: Silverwave, Navigator

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
40mm
Case Thickness
8.5mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
170m
Dial Color
Black
Jewels
21j
Frequency
36,000 bph
Power Reserve
68 hours
Year
1965

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