Seiko Cal. 6191 - 436

This Hand-Winding model from 1968 features a 46mm Two-Tone case. Powered by the 6191 caliber with 26j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-d1b5075e33a9]

Also known as: Helmet, Rally

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

46mm

Case Thickness

8.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

70m

Dial Color

Black

Jewels

26j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1968

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