Seiko Cal. 3873 - 620

The Seiko 3873-620 represents an important milestone in Seiko's 1970 lineup. It features a Navy dial protected by a Acrylic crystal and offers 60m of water resistance. [seikata-wm-ee1d00f2c3d8]

Also known as: Panda, Bullhead

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

11.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

60m

Dial Color

Navy

Jewels

36j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1970

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