Seiko Cal. 5628 - 801

The 5628-801 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5628 caliber with 25j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-330a1b1d8b88]

Also known as: Sportsmatic, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

14.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Black

Jewels

25j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1971

Related Models

• Seiko 5215-276
• Seiko 5629-594
• Seiko 3874-838
• Seiko 4567-514
• Seiko 7190-749
• Seiko 7197-126
• Seiko 6135-597
• Seiko 7143-753
• Seiko 6646-325
• Seiko 5661-362
• Seiko 5673-715
• Seiko 6194-697