Seiko Cal. 7146 - 266

The Seiko 7146-266 represents an important milestone in Seiko's 1974 lineup. The Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-341be21bb7f6]

Also known as: Sumo, World Timer

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

39mm

Case Thickness

9.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

80m

Dial Color

White

Jewels

22j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1974

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