Seiko Cal. 0727 - 917

The Seiko 0727-917 represents an important milestone in Seiko's 1989 lineup. The Inner Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-9dc9411ce365]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

14.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Cream

Jewels

34j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1989

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