Seiko Cal. 7177 - 102

The Seiko 7177-102 represents an important milestone in Seiko's 1966 lineup. The Inner Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-7e6e53ebdb88]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

11.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

19j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1966

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