Seiko Cal. 4461 - 305

The Seiko 4461-305 represents an important milestone in Seiko's 1971 lineup. Powered by the 4461 caliber with 29j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-ab87c4d4a0b6]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

44mm

Case Thickness

9.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Silver

Jewels

29j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1971

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