评论来自 Kathucka

Did not drop on normal mode, so it's not a 100% drop for jewelcrafters.

Might be 100% on heroic.

评论来自 bwirum

Some designs are only available through drops, this is one of them.

All blue regular drop-only gem designs:
The Storm Peaks:
Design: Accurate Monarch Topaz - Mammoths in The Storm Peaks
Design: Defender's Twilight Opal - Stormforged dwarves in The Storm Peaks
Design: Fractured Scarlet Ruby - Nascent Val'kyr in Storm Peaks
Design: Radiant Forest Emerald - Frostfeathers in The Storm Peaks

Boss drops:
Design: Deadly Monarch Topaz - Keristraza, The Nexus (Heroic only)
Design: Deft Monarch Topaz - Shonnir the Ironshaper, Halls of Stone (Heroic only)
Design: Fierce Monarch Topaz - Ingvar the Plunderer, Utgarde Keep (Heroic only)
Design: Infused Twilight Opal - Anub'arak, Azjol-Nerub (Heroic only)
Design: Precise Scarlet Ruby - Herald Volazj, Ahn'kahet: The Old Kingdom (Heroic only)
Design: Thick Autumn's Glow - Cyanigosa, The Violet Hold (Heroic only)
Design: Timeless Forest Emerald - The Propeht Tharon'ja, The Drak'Tharon Keep (Heroic only)

Bind on Equip World drops (buy at AH):
Design: Champion's Monarch Topaz - World drop (BoE)
Design: Etched Monarch Topaz - World drop (BoE)
Design: Inscribed Monarch Topaz - World drop (BoE)
Design: Misty Forest Emerald - World drop (BoE)
Design: Purified Twilight Opal - World drop (BoE)
Design: Resolute Monarch Topaz - World drop (BoE)
Design: Shining Forest Emerald - World drop (BoE)
Design: Sovereign Twilight Opal - World drop (BoE)
Design: Stalwart Monarch Topaz - World drop (BoE)
Design: Tenuous Twilight Opal - World drop (BoE)

All meta drop-only designs:
Boss drops:
Design: Austere Earthsiege Diamond - King Ymiron, Utgarde Pinnacle (Normal and Heroic)
Design: Bracing Earthsiege Diamond - Cache of Eregos, The Oculus (Normal and Heroic)
Design: Eternal Earthsiege Diamond - Loken, Halls of Lightning (Normal and Heroic)

Bind on Equip World drops (buy at AH):
Design: Beaming Earthsiege Diamond - World drop (BoE)
Design: Destructive Skyflare Diamond - World drop (BoE)
Design: Thundering Skyflare Diamond - World drop (BoE)