Seiko Cal. 7189 - 787

The 7189-787 is a sought-after Quartz piece from Seiko's golden era. Powered by the 7189 caliber with 31j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-e7dc1865bed2]

Also known as: Silverwave, Crown

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

38mm

Case Thickness

15.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Black

Jewels

31j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1970

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