Seiko Cal. 6613 - 407

This Automatic model from 1975 features a 37mm Hardlex-Coated Steel case. It features a Black dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-33619e9d3ded]

Also known as: Goldfeather, Crown

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

12.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

Black

Jewels

33j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1975

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