Seiko Cal. 3842 - 933

Released in 1981, the Cal. 3842 with design code 933 was part of Seiko's domestic market collection. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-286c6eee3adb]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

13.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1981

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