Seiko Cal. 3841 - 666

The Seiko 3841-666 represents an important milestone in Seiko's 1967 lineup. The Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-c36f73fe5b38]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

42mm

Case Thickness

14.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

190m

Dial Color

Champagne

Jewels

32j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1967

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