Seiko Cal. 5628 - 315

The Seiko 5628-315 represents an important milestone in Seiko's 1997 lineup. Powered by the 5628 caliber with 31j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-fbd7b5f0cc21]

Also known as: UFO, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

15.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

140m

Dial Color

Silver

Jewels

31j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1997

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