Seiko Cal. 5657 - 120

This Spring Drive model from 1969 features a 46mm Gold-Plated case. Powered by the 5657 caliber with 29j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-46879f22e1e0]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

8.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

140m

Dial Color

Cream

Jewels

29j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1969

Related Models

• Seiko 6333-452
• Seiko 6249-447
• Seiko 6214-540
• Seiko 4483-898
• Seiko 6338-944
• Seiko 7017-725
• Seiko 0774-186
• Seiko 4492-985
• Seiko 0791-530
• Seiko 7197-953
• Seiko 5628-999
• Seiko 5240-173