Seiko Cal. 5660 - 952

Released in 1975, the Cal. 5660 with design code 952 was part of Seiko's domestic market collection. With its 22mm lug width and 15.9mm profile, it sits comfortably on most wrists. [seikata-wm-98c4eeb5cdfd]

Also known as: Tuna, Crown

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

44mm

Case Thickness

15.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Cream

Jewels

24j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1975

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