| Location | New Zealand |
|---|---|
| Year | 1888 |
| Type | Membership medal |
| Composition | Brass |
| Weight | 6.8 g |
| Diameter | 30 mm |
| Thickness | 2 mm |
| Shape | Round |
| Technique | Milled |
| Orientation | Medal alignment ↑↑ |
| Edge | Plain |
| Period | Republic (1989-date) |
| Notice | |
| Reference(s) | Bertrand#P14 |
| Obverse description | Inner circle wreath surround membership number |
|---|---|
| Obverse script | Latin |
| Obverse lettering | PORT CHALMERS S READING * LUMPERS UNION * |
| Reverse description | No text |
| Reverse script | Latin |
| Reverse lettering | |
| Mintage | |
| Numisquare ID | 4678412540 |
| Comments |