Seiko Cal. 6615 - 951

The Seiko 6615-951 represents an important milestone in Seiko's 1974 lineup. With its 18mm lug width and 10.1mm profile, it sits comfortably on most wrists. [seikata-wm-84fb7e46dbc4]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Champagne

Jewels

36j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1974

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