Seiko Cal. 6166 - 993

This Hand-Winding model from 1987 features a 40mm Hardlex-Coated Steel case. It features a Navy dial protected by a Acrylic crystal and offers 60m of water resistance. [seikata-wm-4f075a7edba6]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

10.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

25j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1987

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