Seiko Cal. 3815 - 901

Seiko 3815-901

The 3815-901 is a sought-after Kinetic piece from Seiko's golden era. The Inner Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-6e7dd37d1a6f]

Also known as: Golden Tuna

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
10.9mm
Lug Width
22mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
120m
Dial Color
Silver
Jewels
32j
Frequency
21,600 bph
Power Reserve
43 hours
Year
1979

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