Seiko Cal. 5677 - 509

The 5677-509 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5677 caliber with 25j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-2ab8efa524fe]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

10.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

140m

Dial Color

Navy

Jewels

25j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1966

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