Seiko Cal. 3825 - 823

This Spring Drive model from 1979 features a 45mm Two-Tone case. It features a Blue Sunburst dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-d0d8059f3320]

Also known as: Sumo, Arnie

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

11.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1979

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