Seiko Cal. 3828 - 551

This Spring Drive model from 1970 features a 41mm Gold-Plated case. It features a Champagne dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-f954ce27855c]

Also known as: Sumo, Crown

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

9.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Champagne

Jewels

18j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1970

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