Seiko Cal. 3865 - 187

Released in 1985, the Cal. 3865 with design code 187 was part of Seiko's domestic market collection. The Inner Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-7eee2986dc03]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

46mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Champagne

Jewels

33j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1985

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