Seiko Cal. 6187 - 518

Seiko 6187-518

The 6187-518 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6187 caliber with 24j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-5cf946801f9f]

Also known as: Tuna, World Timer

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
46mm
Case Thickness
14.8mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
30m
Dial Color
Cream
Jewels
24j
Frequency
21,600 bph
Power Reserve
68 hours
Year
1994

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