A supplier of the scratch-resistant material has upped output, says a researcher, causing some to predict a bigger iPhone.
A sapphire screen isn't in the cards, claims analyst Ming-Chi Kuo, but a larger capacity and other surprises await.
The Chinese handset maker gives its 5-inch Ascend P7 a sapphire display which will make it more resistant to scratches.
A sapphire screen could brighten the prospects of Huawei's flagship P7 in its competition with Apple and with rival Android brands.
Debate has surfaced regarding if and when Apple will outfit its new iPhone with the uber-hard substance. JP Morgan's Rod Hall, for one, doesn't see it in the immediate cards.
Low production yields of the tough but pricey material means it won't surface on the next iPhone in time for a September launch, Trendforce analysts conclude.
An industry source confirmed to CNET that an online video shows Kyocera developing a smartphone equipped with a sapphire screen.
Monday's round of rumors claim Apple is going to use sapphire crystal display cover glass on its 4.7-inch iPhone 6.
The $320 Sapphire Wellness Watch doesn't come cheap but this sophisticated timepiece tracks how fast your heart races, and the steps you take with crystal and metal-coated flair.
Pricing not available
Apple manufacturing partner GT Advanced Technologies has begun shipping sapphire from its Arizona plant to suppliers in China, according to a research note from UBS Securities.