Seiko Cal. 4579 - 365

The 4579-365 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4579 caliber with 27j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-26210180cbf8]

Also known as: Navigator, Crown

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

11.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

Champagne

Jewels

27j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1975

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