Seiko Cal. 6187 - 543

The 6187-543 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6187 caliber with 17j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-7103e7e9e79d]

Also known as: Navigator

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

46mm

Case Thickness

9.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Green

Jewels

17j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1974

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