Seiko Cal. 6613 - 935

This Hand-Winding model from 1973 features a 45mm Titanium case. Powered by the 6613 caliber with 35j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-ea8a6336009c]

Also known as: Turtle, Helmet

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

9.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

200m

Dial Color

Navy

Jewels

35j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1973

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