Czech opaque black and red glass stopper

The Hierarchy of Czechoslovakian Perfume Bottles is:

A. Nude three-dimensional dauber
1. Colored stopper and bottle
2.Colored stopper, clear bottle
3. All Clear, stopper and bottle

B. Figural opaque
1. Rare combinations of two or three opaque colors in one item
2. Red and black opaque blended in one design
3. Rare opaques
a. Light pink (coral)
b. Light brown (agate)
c. Dark brown (agate)
d.Orange (coral)
4. White (ivorine)
5. Red (garnet)
6. Opalescent (opal)
7. Azurite (turquoise or aqua-light or dark)
8.Black (jet)-top and bottom
a. Black with ivory opaque stopper
b. Black with red stopper
c. Black with malachite stopper
d. Black with clear or frosted stopper
9.Lapis Lazuli opaque
10. Jade-no marbling
11. Malachite
C. Three-dimensional figural stopper
1. All colored-stopper and base
2. Opaque base (usually black), clear stopper
3. All clear
D. Figural intaglio molded stoppered perfumes
1. Colored glass stopper with matching base
2. Colored bottom only, stopper clear with enameled staining
3. Colored bottom, clear stopper
4. All clear, stopper and base
E. Faceted or geometric-cut stopper and base, same color
1. Colored bottom, clear stopper
2. All clear

As you can see this is a opaque black base with a red clear stopper. It rates an 8b. Values are determined by the rating and rarity of the bottle.