Seiko Cal. 5611 - 385

Released in 1968, the Cal. 5611 with design code 385 was part of Seiko's domestic market collection. With its 22mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-cee5fa99676e]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

8.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

White

Jewels

32j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1968

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