Seiko Cal. 5640 - 247

The Seiko 5640-247 represents an important milestone in Seiko's 1996 lineup. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-0276cea4ed29]

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

11.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Cream

Jewels

24j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1996

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