Seiko Cal. 0733 - 341

Seiko 0733-341

The Seiko 0733-341 represents an important milestone in Seiko's 1970 lineup. Powered by the 0733 caliber with 33j jewels beating at 21,600 bph, it delivers a 69 hours power reserve. [seikata-wm-bcc1bd0b6f8e]

Also known as: Sumo, Tuna

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
8.8mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
30m
Dial Color
Black
Jewels
33j
Frequency
21,600 bph
Power Reserve
69 hours
Year
1970

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