Seiko Cal. 4551 - 186

The Seiko 4551-186 represents an important milestone in Seiko's 1996 lineup. The Inner Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-1dd9787580e8]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

9.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Green

Jewels

26j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1996

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