Seiko Cal. 7146 - 520

The 7146-520 is a sought-after Automatic piece from Seiko's golden era. Powered by the 7146 caliber with 22j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-e6b18297e52d]

Also known as: Samurai, Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

11.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Champagne

Jewels

22j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1975

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