Since I'm obsessed with practicality, glass that can be used as part of a necklace will always strike a chord with me. However, the wonderful thing about glass is that its beauty is impressive even it is serves no function whatsoever, such as artist Graham Caldwell proves with his sculptures:
Caldwell has a certain biological quality to his work that reminds me of cyberpunk anime: metal and glass tentacles and spikes, what's not to love?
Perfume bottles are also interesting glass creations. Kela's has an interesting and modern selection:
Though I still prefer old-style granny bottles, that look ready for anything: from Chanel 5 to stiff liqueur:
And, of course, having lived for many years in arab-influenced Granada in Southern Spain, I have a penchant for Moroccan style perfume bottles. You can find them online for a decent price here:
What's your favourite glass ornament?