Seiko Cal. 7173 - 531

The 7173-531 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-0e096f2568e0]

Also known as: Turtle, Silverwave

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

40mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1984

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