Seiko Cal. 4552 - 187

The Seiko 4552-187 represents an important milestone in Seiko's 1995 lineup. Powered by the 4552 caliber with 29j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-6aa23fd0bab6]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Silver

Jewels

29j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1995

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