Seiko Cal. 6173 - 645

This Quartz model from 1971 features a 41mm Stainless Steel case. Powered by the 6173 caliber with 31j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-794229a499a8]

Also known as: Turtle, Emperor

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

15.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Silver

Jewels

31j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1971

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