Seiko Cal. 3817 - 412

Seiko 3817-412

The Seiko 3817-412 represents an important milestone in Seiko's 1984 lineup. The Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-bd2dd15f73bd]

Also known as: Bullhead, Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
44mm
Case Thickness
8.7mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
70m
Dial Color
Green
Jewels
34j
Frequency
36,000 bph
Power Reserve
66 hours
Year
1984

Related Models

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