Seiko Cal. 7173 - 897

This Hand-Winding model from 1975 features a 45mm Titanium case. It features a Green dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-50b8d472fe42]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

11.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Green

Jewels

17j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1975

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