Seiko Cal. 7155 - 388

Seiko 7155-388

The Seiko 7155-388 represents an important milestone in Seiko's 1988 lineup. Powered by the 7155 caliber with 22j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-d6b191d1f95b]

Also known as: Sea Horse, Golden Tuna

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
37mm
Case Thickness
15.0mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
140m
Dial Color
Navy
Jewels
22j
Frequency
36,000 bph
Power Reserve
42 hours
Year
1988

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