Seiko Cal. 4413 - 188

The Seiko 4413-188 represents an important milestone in Seiko's 1973 lineup. Powered by the 4413 caliber with 23j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-465eadc5b886]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

12.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Burgundy

Jewels

23j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1973

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