Seiko Cal. 6634 - 817

This Hand-Winding model from 1998 features a 35mm Hardlex-Coated Steel case. With its 19mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-815b3cdd6b4c]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

11.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

Silver

Jewels

21j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1998

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