Seiko Cal. 3877 - 325

Released in 1990, the Cal. 3877 with design code 325 was part of Seiko's domestic market collection. With its 18mm lug width and 10.7mm profile, it sits comfortably on most wrists. [seikata-wm-6bce1ab9ed56]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

10.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

110m

Dial Color

Black

Jewels

19j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1990

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