Seiko Cal. 5646 - 155

The Seiko 5646-155 represents an important milestone in Seiko's 1990 lineup. The Fixed bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-d2359d8290dc]

Also known as: Silverwave, Baby Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

45mm

Case Thickness

11.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

100m

Dial Color

White

Jewels

27j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1990

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