Seiko Cal. 6610 - 613

This Automatic model from 1972 features a 35mm Titanium case. Powered by the 6610 caliber with 30j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-a13dd622373c]

Also known as: Turtle, Crown

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

35mm

Case Thickness

9.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Green

Jewels

30j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1972

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