Seiko Cal. 5681 - 149

The Seiko 5681-149 represents an important milestone in Seiko's 1968 lineup. With its 22mm lug width and 10.3mm profile, it sits comfortably on most wrists. [seikata-wm-c7c7ca51d94e]

Also known as: UFO, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

10.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

140m

Dial Color

Black

Jewels

20j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1968

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