Seiko Cal. 4413 - 277

The Seiko 4413-277 represents an important milestone in Seiko's 1982 lineup. Powered by the 4413 caliber with 21j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-753b274f0285]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

Burgundy

Jewels

21j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1982

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