Seiko Cal. 6615 - 741

The Seiko 6615-741 represents an important milestone in Seiko's 1993 lineup. With its 20mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-20849b499b8c]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

35mm

Case Thickness

10.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1993

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