Seiko Cal. 4591 - 323

Released in 1978, the Cal. 4591 with design code 323 was part of Seiko's domestic market collection. With its 20mm lug width and 11.0mm profile, it sits comfortably on most wrists. [seikata-wm-e2d7cc01fe61]

Also known as: Crown, Baby Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

37mm

Case Thickness

11.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Silver

Jewels

26j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1978

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