Seiko Cal. 6613 - 801

This Hand-Winding model from 1981 features a 42mm Hardlex-Coated Steel case. It features a Black dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-fc245e4aea4e]

Also known as: UFO, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

13.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Black

Jewels

36j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1981

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