Seiko Cal. 3877 - 763

Released in 1980, the Cal. 3877 with design code 763 was part of Seiko's domestic market collection. It features a Black dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-7c83b67914d1]

Also known as: Samurai, Arnie

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

11.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Black

Jewels

36j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1980

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