Seiko Cal. 3861 - 165

The Seiko 3861-165 represents an important milestone in Seiko's 1998 lineup. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-7dcc968fa2c2]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

13.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1998

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