Seiko Cal. 0711 - 817

The 0711-817 is a sought-after Spring Drive piece from Seiko's golden era. It features a White dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-9044cb7a8d6d]

Also known as: Helmet, UFO

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

14.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

100m

Dial Color

White

Jewels

19j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1969

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