Seiko Cal. 3810 - 528

The Seiko 3810-528 represents an important milestone in Seiko's 1980 lineup. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-75dab0da795b]

Also known as: Monster, Sportsmatic

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

13.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1980

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