Seiko Cal. 6181 - 757

This Hand-Winding model from 1992 features a 37mm Hardlex-Coated Steel case. With its 20mm lug width and 15.1mm profile, it sits comfortably on most wrists. [seikata-wm-5d7d3cb63ee0]

Also known as: Helmet, Rally

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

15.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Burgundy

Jewels

35j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1992

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