Seiko Cal. 7171 - 685

Released in 1978, the Cal. 7171 with design code 685 was part of Seiko's domestic market collection. It features a White dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-a9a1f56e6363]

Also known as: Helmet, Emperor

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

36mm

Case Thickness

12.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

White

Jewels

35j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1978

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