Seiko Cal. 4451 - 211

The Seiko 4451-211 represents an important milestone in Seiko's 1978 lineup. Powered by the 4451 caliber with 34j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-ed1166dc7451]

Also known as: Sportsmatic, Bellmatic

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

43mm

Case Thickness

15.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Navy

Jewels

34j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1978

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