Seiko Cal. 6231 - 607

The Seiko 6231-607 represents an important milestone in Seiko's 1973 lineup. With its 21mm lug width and 10.9mm profile, it sits comfortably on most wrists. [seikata-wm-41b2a952e823]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

34mm

Case Thickness

10.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

190m

Dial Color

Burgundy

Jewels

35j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1973

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