Seiko Cal. 3861 - 319

Released in 1974, the Cal. 3861 with design code 319 was part of Seiko's domestic market collection. It features a Green dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-ccc655c776d2]

Also known as: Tuna, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Green

Jewels

33j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1974

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