Seiko Cal. 0711 - 450

The Seiko 0711-450 represents an important milestone in Seiko's 1977 lineup. Powered by the 0711 caliber with 30j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-7a6f76179461]

Also known as: Helmet, Navigator

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

38mm

Case Thickness

10.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Black

Jewels

30j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1977

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