Seiko Cal. 5646 - 772

Released in 1973, the Cal. 5646 with design code 772 was part of Seiko's domestic market collection. Powered by the 5646 caliber with 32j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-cad82891fa8f]

Also known as: Emperor

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

11.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Burgundy

Jewels

32j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1973

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