Seiko Cal. 3887 - 961

The Seiko 3887-961 represents an important milestone in Seiko's 1969 lineup. It features a Navy dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-a24b2be60f60]

Also known as: UFO

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

42mm

Case Thickness

11.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Navy

Jewels

21j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1969

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