Seiko Cal. 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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