Seiko Cal. 5660 - 512

The 5660-512 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5660 caliber with 22j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-04b256c705e9]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

13.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1973

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