Seiko Cal. 5647 - 364

Seiko 5647-364

This Automatic model from 1983 features a 40mm Titanium case. Powered by the 5647 caliber with 20j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-42bd97f1f338]

Also known as: Turtle, Golden Tuna

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
40mm
Case Thickness
13.9mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
110m
Dial Color
Black
Jewels
20j
Frequency
21,600 bph
Power Reserve
38 hours
Year
1983

Related Models

seikata-wm-42bd97f1f338