Statements (17)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:watch_crystal
|
| gptkbp:contrastsWith |
sapphire crystal
mineral glass |
| gptkbp:feature |
impact resistance
scratch resistance |
| gptkbp:introduced |
gptkb:Seiko
|
| gptkbp:less_scratch_resistant_than |
sapphire crystal
|
| gptkbp:manufacturer |
gptkb:Seiko
|
| gptkbp:material |
proprietary hardened mineral glass
|
| gptkbp:more_scratch_resistant_than |
standard mineral glass
|
| gptkbp:more_shatter_resistant_than |
sapphire crystal
|
| gptkbp:used_in |
gptkb:Seiko_watches
affordable watches diver watches |
| gptkbp:bfsParent |
gptkb:Seiko_Prospex_Street_Series
|
| gptkbp:bfsLayer |
8
|
| https://www.w3.org/2000/01/rdf-schema#label |
Hardlex crystal
|