The test of any closure is whether you can work it alone, at 7am, without your glasses. By that standard, the lobster clasp earns its reputation: compact, lever-operated, and manageable with a single hand.
Elemental Detail
Pure silver's elemental softness prevents it from functioning as structural jewelry. The 925 alloy standard exists specifically to add the durability wearable pieces require, while keeping silver content high enough to preserve the characteristic brilliance that makes the metal visually distinctive.
A Storied Heritage
All moissanite in jewelry is lab-grown. Natural moissanite doesn't exist in quantities large enough to cut commercially, so a laboratory crystal growth process developed in the 1990s is what put the stone in the market.