Seiko Cal. 5679 - 904

The 5679-904 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5679 caliber with 22j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-760cb70bad4f]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

11.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Burgundy

Jewels

22j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1989

Related Models

• Seiko 6631-363
• Seiko 6298-711
• Seiko 6686-787
• Seiko 4532-140
• Seiko 6182-381
• Seiko 4433-549
• Seiko 4567-412
• Seiko 5670-323
• Seiko 6112-399
• Seiko 5252-891
• Seiko 3852-730
• Seiko 7110-135