Seiko Cal. 3821 - 183

Released in 1974, the Cal. 3821 with design code 183 was part of Seiko's domestic market collection. It features a Green dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-c1eb81cbac7b]

Also known as: Baby Tuna, Flighty

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

15.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

40m

Dial Color

Green

Jewels

28j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1974

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