WATERMAN 7 RIPPLE RED CAP BAND and NIB

Waterman Ripple Nr 7 pens were introduced in 1927. The line comprised a number of pens with a colored cap band corresponding to a specific nib, identified by the same color of the band. The colors where red, purple, blue, black, yellow, green, gray and pink.
This is the chart of writing modes corresponding to each color:
Red - Standard (medium flex)
Green - Rigid
Pink - Flexible Fine
Purple - Stiff Fine
Yellow - Rounded (ball tip)
Brown - Fine
Blue - Blunt (stub)
Grey - Oblique
Black - Flexible Medium
This Nr 7 wih red cap band is in excellent condition with no signs of wear and no damages. The nib is smooth with a nice flexibility