Seiko Cal. 4579 - 277

The 4579-277 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4579 caliber with 26j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-6f5cc50e91f7]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

11.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Burgundy

Jewels

26j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1966

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