Seiko Cal. 5676 - 547

Released in 1966, the Cal. 5676 with design code 547 was part of Seiko's domestic market collection. Powered by the 5676 caliber with 31j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-66e7ef1dea1b]

Also known as: Sumo, Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

9.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Cream

Jewels

31j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1966

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