Sterling silver wedding band style ring: 938,700 ppm Silver & 52,000 ppm Copper (+ Tin, Vanadium & Barium.)
2010 Lenox Opal Innocence china (Made In USA): 68 ppm Lead on the food surface. This is safe by all standards.
Sterling silver Wendell Manufacturing Co. baby spoon, c. 1895-1900: 1,677 ppm Lead in the handle. 90 is unsafe.
1960s Sango brand (made in Japan) child’s teacup: 2,323 ppm Lead [90 is unsafe for kids] + 292 ppm Arsenic.
Mikasa Platinum Matrix AN060 Design (Made in Indonesia) Bone China Dish: 56 ppm Lead. Safe by all standards.
Vintage Tiny Collectable Rolex Bucherer of Switzerland Spoon: 975,000 ppm Silver (more pure than 925), no LEAD!
Vintage 1950s Silverware, Blossom Time: Lead-free! Vintage (but not antique!) sterling silver is generally a safe choice.