Seiko Cal. 7187 - 118

Seiko 7187-118

The 7187-118 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7187 caliber with 22j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-82b7f62d89fa]

Also known as: Tuna

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
44mm
Case Thickness
9.9mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
100m
Dial Color
Blue Sunburst
Jewels
22j
Frequency
28,800 bph
Power Reserve
58 hours
Year
1987

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