Seiko Cal. 6173 - 731

The 6173-731 is a sought-after Spring Drive piece from Seiko's golden era. The Inner Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-5d93b9526803]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

13.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Silver

Jewels

28j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1992

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