Seiko Cal. 3812 - 337

Seiko 3812-337

The 3812-337 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 3812 caliber with 22j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-38c9dbc9d9cd]

Also known as: Sportsmatic, Arnie

Specifications

Movement
Kinetic
Case Material
Titanium
Case Width
46mm
Case Thickness
13.7mm
Lug Width
20mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
110m
Dial Color
Green
Jewels
22j
Frequency
28,800 bph
Power Reserve
54 hours
Year
1975

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