Seiko Cal. 6643 - 984

Seiko 6643-984

This Automatic model from 1972 features a 46mm Stainless Steel case. Powered by the 6643 caliber with 34j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-b9d025891ba4]

Also known as: Golden Tuna, Baby Tuna

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
46mm
Case Thickness
11.5mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
70m
Dial Color
Green
Jewels
34j
Frequency
21,600 bph
Power Reserve
57 hours
Year
1972

Related Models

seikata-wm-b9d025891ba4