Seiko Cal. 4481 - 770

The Seiko 4481-770 represents an important milestone in Seiko's 1989 lineup. Powered by the 4481 caliber with 17j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-c4ca775cf9ef]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

44mm

Case Thickness

12.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

160m

Dial Color

Burgundy

Jewels

17j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1989

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