Seiko Cal. 7154 - 511

Seiko 7154-511

The Seiko 7154-511 represents an important milestone in Seiko's 1969 lineup. Powered by the 7154 caliber with 28j jewels beating at 21,600 bph, it delivers a 46 hours power reserve. [seikata-wm-6510bfdf6bb1]

Also known as: Tuna, UFO

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
41mm
Case Thickness
13.0mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
150m
Dial Color
Burgundy
Jewels
28j
Frequency
21,600 bph
Power Reserve
46 hours
Year
1969

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