Seiko Cal. 6313 - 810

This Hand-Winding model from 1987 features a 40mm Two-Tone case. With its 20mm lug width and 14.1mm profile, it sits comfortably on most wrists. [seikata-wm-a5173addfc15]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

14.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Silver

Jewels

36j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1987

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