Seiko Cal. 3877 - 325

Released in 1989, the Cal. 3877 with design code 325 was part of Seiko's domestic market collection. With its 18mm lug width and 15.6mm profile, it sits comfortably on most wrists. [seikata-wm-2dc0758fb2ae]

Also known as: Sumo, Arnie

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

15.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Cream

Jewels

31j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1989

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