Seiko Cal. 6166 - 461

This Hand-Winding model from 1965 features a 39mm Titanium case. Powered by the 6166 caliber with 20j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-56a5b3c45e7e]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

13.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1965

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