Seiko Cal. 4550 - 197

The 4550-197 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4550 caliber with 28j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-6be1221d5880]

Also known as: World Timer, Flighty

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

40mm

Case Thickness

14.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Silver

Jewels

28j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1972

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