Seiko Cal. 5642 - 756

The Seiko 5642-756 represents an important milestone in Seiko's 1997 lineup. The Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-3ed0623a8dab]

Also known as: UFO, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

44mm

Case Thickness

9.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

140m

Dial Color

Black

Jewels

21j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1997

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