Seiko Cal. 3888 - 677

Seiko 3888-677

The Seiko 3888-677 represents an important milestone in Seiko's 1966 lineup. The Inner Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-b7372a3a13a1]

Also known as: Bellmatic, Sea Horse

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
35mm
Case Thickness
15.2mm
Lug Width
20mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
70m
Dial Color
Blue Sunburst
Jewels
17j
Frequency
36,000 bph
Power Reserve
55 hours
Year
1966

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