Seiko Cal. 5645 - 809

The 5645-809 is a sought-after Automatic piece from Seiko's golden era. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-35f7e435c05d]

Also known as: UFO, Emperor

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

45mm

Case Thickness

13.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1981

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