Seiko Cal. 4413 - 730

The Seiko 4413-730 represents an important milestone in Seiko's 1970 lineup. Powered by the 4413 caliber with 26j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-c36a8262f498]

Also known as: Shogun, Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

12.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Green

Jewels

26j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1970

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