Seiko Cal. 4451 - 854

The Seiko 4451-854 represents an important milestone in Seiko's 1985 lineup. With its 20mm lug width and 10.1mm profile, it sits comfortably on most wrists. [seikata-wm-89999f17f0f5]

Also known as: Tuna, UFO

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

41mm

Case Thickness

10.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Silver

Jewels

25j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1985

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