Seiko Cal. 3866 - 537

The Seiko 3866-537 represents an important milestone in Seiko's 1988 lineup. It features a Burgundy dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-229ba05f7b22]

Also known as: UFO

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

12.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Burgundy

Jewels

20j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1988

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