Seiko Cal. 5657 - 804

Seiko 5657-804

The 5657-804 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 5657 caliber with 25j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-b91d634ee990]

Also known as: Silverwave, Bellmatic

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
39mm
Case Thickness
9.5mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
190m
Dial Color
Silver
Jewels
25j
Frequency
28,800 bph
Power Reserve
36 hours
Year
1970

Related Models

seikata-wm-b91d634ee990