Seiko Cal. 4552 - 660

The Seiko 4552-660 represents an important milestone in Seiko's 1996 lineup. Powered by the 4552 caliber with 17j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-b252ebfb5e5b]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

42mm

Case Thickness

14.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Navy

Jewels

17j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1996

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