Seiko Cal. 4461 - 690

The 4461-690 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4461 caliber with 18j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-d4804e555fbd]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

13.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

180m

Dial Color

Silver

Jewels

18j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1989

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