Seiko Cal. 7145 - 477

The 7145-477 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7145 caliber with 22j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-d4e897c4fb6e]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

15.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Navy

Jewels

22j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1972

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