Seiko Cal. 7155 - 342

Seiko 7155-342

The Seiko 7155-342 represents an important milestone in Seiko's 1988 lineup. The Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-445e10cf98a4]

Also known as: Helmet, Sea Horse

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
40mm
Case Thickness
10.5mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
190m
Dial Color
Black
Jewels
24j
Frequency
36,000 bph
Power Reserve
57 hours
Year
1988

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