Seiko Cal. 3816 - 433

This Hand-Winding model from 1987 features a 42mm Gold-Plated case. It features a Navy dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-a79030301766]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

11.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

30j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1987

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