Seiko Cal. 3817 - 646

This Hand-Winding model from 1986 features a 40mm Gold-Plated case. It features a White dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-f19900e5505b]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

180m

Dial Color

White

Jewels

18j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1986

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