Seiko Cal. 7131 - 622

This Quartz model from 1965 features a 35mm Two-Tone case. Powered by the 7131 caliber with 25j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-5100e13dc710]

Also known as: Turtle

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

35mm

Case Thickness

13.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Green

Jewels

25j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1965

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