Seiko Cal. 3866 - 928

Released in 1984, the Cal. 3866 with design code 928 was part of Seiko's domestic market collection. It features a Burgundy dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-8338afb4915f]

Also known as: Bellmatic

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

38mm

Case Thickness

15.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Burgundy

Jewels

18j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1984

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