Seiko Cal. 6154 - 740

The Seiko 6154-740 represents an important milestone in Seiko's 1990 lineup. With its 22mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-64614d7cf04c]

Also known as: Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

8.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

140m

Dial Color

Cream

Jewels

21j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1990

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