Seiko Cal. 3821 - 452

Released in 1983, the Cal. 3821 with design code 452 was part of Seiko's domestic market collection. The Coin-Edge bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-8cbafc78fa32]

Also known as: Monster, World Timer

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

13.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1983

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