Seiko Cal. 6693 - 171

The Seiko 6693-171 represents an important milestone in Seiko's 1966 lineup. It features a White dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-6fa334d52103]

Also known as: Tuna, Sportsmatic

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

13.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

White

Jewels

20j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1966

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