Seiko Cal. 5628 - 697

The 5628-697 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5628 caliber with 31j jewels beating at 28,800 bph, it delivers a 45 hours power reserve. [seikata-wm-a0e8c9ccb692]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

14.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

White

Jewels

31j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1985

Related Models

• Seiko 4538-582
• Seiko 4439-790
• Seiko 5283-438
• Seiko 4434-564
• Seiko 4541-697
• Seiko 5699-403
• Seiko 3880-511
• Seiko 5293-457
• Seiko 7016-441
• Seiko 6191-960
• Seiko 7173-979
• Seiko 3875-163