Seiko Cal. 4552 - 770

The Seiko 4552-770 represents an important milestone in Seiko's 1969 lineup. Powered by the 4552 caliber with 20j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-f8077f716ea2]

Also known as: Crown, Arnie

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

10.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Navy

Jewels

20j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1969

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