Seiko Cal. 4550 - 111

The Seiko 4550-111 represents an important milestone in Seiko's 1990 lineup. Powered by the 4550 caliber with 36j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-e737cc07e60e]

Also known as: Tuna, Flighty

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

36mm

Case Thickness

12.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Navy

Jewels

36j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1990

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