Seiko Cal. 5658 - 680

This Spring Drive model from 1971 features a 44mm Titanium case. Powered by the 5658 caliber with 26j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-b29bfe9d74ea]

Also known as: Monster, Panda

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

11.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Green

Jewels

26j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1971

Related Models

• Seiko 7027-939
• Seiko 5664-109
• Seiko 5697-133
• Seiko 7017-415
• Seiko 6127-578
• Seiko 6298-880
• Seiko 0715-930
• Seiko 6165-216
• Seiko 6393-734
• Seiko 5612-296
• Seiko 4565-748
• Seiko 5269-932