Seiko Cal. 6181 - 820

The Seiko 6181-820 represents an important milestone in Seiko's 1967 lineup. With its 21mm lug width and 13.4mm profile, it sits comfortably on most wrists. [seikata-wm-f4eedc7b7397]

Also known as: Crown, Emperor

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

36mm

Case Thickness

13.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

White

Jewels

34j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1967

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