Seiko Cal. 5628 - 556

The Seiko 5628-556 represents an important milestone in Seiko's 1989 lineup. Powered by the 5628 caliber with 30j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-2e34641150b6]

Also known as: Silverwave, Bellmatic

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

39mm

Case Thickness

11.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

White

Jewels

30j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1989

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