Seiko Cal. 6187 - 906

The 6187-906 is a sought-after Solar piece from Seiko's golden era. Powered by the 6187 caliber with 23j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-c19206bebe91]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Titanium

Case Width

35mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Green

Jewels

23j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1993

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