Seiko Cal. 5641 - 470

The 5641-470 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5641 caliber with 18j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-750ee0f028cb]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

14.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Navy

Jewels

18j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1981

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