Seiko Cal. 3891 - 297

The Seiko 3891-297 represents an important milestone in Seiko's 1972 lineup. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-29bcd84ab34c]

Also known as: Crown

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

37mm

Case Thickness

14.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Silver

Jewels

31j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1972

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