Seiko Cal. 5649 - 258

The 5649-258 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5649 caliber with 31j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-ee6967e1c8fb]

Also known as: UFO, Crown

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

8.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1980

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