Seiko Cal. 3887 - 573

The 3887-573 is a sought-after Quartz piece from Seiko's golden era. Powered by the 3887 caliber with 25j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-1a3f316d0f65]

Also known as: Sumo, Tuna

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

8.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

170m

Dial Color

Burgundy

Jewels

25j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1981

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