Seiko Cal. 5693 - 415

This Hand-Winding model from 1977 features a 41mm Titanium case. Powered by the 5693 caliber with 18j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-83d1bedf042b]

Also known as: Tuna, Flighty

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

41mm

Case Thickness

15.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Navy

Jewels

18j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1977

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