Seiko Cal. 6154 - 127

The Seiko 6154-127 represents an important milestone in Seiko's 1971 lineup. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-b947fc11068e]

Also known as: Sportsmatic

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

11.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Champagne

Jewels

33j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1971

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