Seiko Cal. 6291 - 303

Seiko 6291-303

The Seiko 6291-303 represents an important milestone in Seiko's 1975 lineup. Powered by the 6291 caliber with 30j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-412a37b54e27]

Also known as: Tuna, Silverwave

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
34mm
Case Thickness
13.4mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
120m
Dial Color
Navy
Jewels
30j
Frequency
21,600 bph
Power Reserve
40 hours
Year
1975

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seikata-wm-412a37b54e27