Seiko Cal. 6610 - 491

The Seiko 6610-491 represents an important milestone in Seiko's 1967 lineup. With its 22mm lug width and 15.6mm profile, it sits comfortably on most wrists. [seikata-wm-d32d1befc2da]

Also known as: Samurai, UFO

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

15.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Silver

Jewels

20j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1967

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