Seiko Cal. 5240 - 106

The Seiko 5240-106 represents an important milestone in Seiko's 1976 lineup. With its 22mm lug width and 10.3mm profile, it sits comfortably on most wrists. [seikata-wm-eb77ea23cc17]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

10.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

170m

Dial Color

Champagne

Jewels

18j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1976

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