Seiko Cal. 4550 - 714

The Seiko 4550-714 represents an important milestone in Seiko's 1987 lineup. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-790bd5cb98dc]

Also known as: Tuna, Silverwave

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

White

Jewels

29j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1987

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