Seiko Cal. 4557 - 607

This Quartz model from 1969 features a 46mm Stainless Steel case. Powered by the 4557 caliber with 23j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-f80b40426a3b]

Also known as: Navigator

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

14.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Green

Jewels

23j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1969

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