Seiko Cal. 3861 - 166

The Seiko 3861-166 represents an important milestone in Seiko's 1976 lineup. It features a Navy dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-d854444778f0]

Also known as: Baby Tuna

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

8.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Navy

Jewels

28j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1976

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