Seiko Cal. 3821 - 198

The Seiko 3821-198 represents an important milestone in Seiko's 1978 lineup. The Fixed bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-5a9e01efd3ee]

Also known as: Bullhead, Crown

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Silver

Jewels

30j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1978

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