Seiko Cal. 4413 - 617

The Seiko 4413-617 represents an important milestone in Seiko's 1977 lineup. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-fe54417646d0]

Also known as: Sumo, Crown

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

36mm

Case Thickness

13.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Black

Jewels

34j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1977

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