Jewelry We Inspect

Premium consumer items, such as jewelry, need to be examined for their finish, fit, refinement, and functionality. China-based Jonble provides jewelry quality control services to verify the quality of metals and gemstones used in items such as earrings, necklaces, rings, bracelets, and more.

Our experienced inspectors ensure that factors such as polishing and soldering adhere to every applicable standard of the destination market to uphold the jewelry item’s retail value. We ascertain this by subjecting every jewelry item to jewelry tests such as finish testing, clasp evaluation, compression testing, tensile testing, and strength checks.

bracelet inspection

Beaded Bracelet
Slap Bracelet

necklace inspection

Choker necklace
Long necklace
Layered necklace

ring inspection


ear rings inspection

Stud Earrings
Hoop Earrings
Dangle Earrings
Huggy Earrings

anklet inspection


Jonble provides customized quality control schemes for your jewelry supply chain and empowers your brand to make it more competitive.

Standards Used in All Inspections

Sampling standard: ANSI/ASQC Z1.4 (ISO2859-1)

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Inspection standard: Acceptable Quality Limits (AQL)

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Tests Conducted during Jewelry Inspection Include:

  • Carton size check
  • Carton weight check
  • Product size check
  • Product weight check
  • Carton drop test
  • Carton assortment check
  • Function test
  • Fitting test
  • Symmetry check
  • Stability test
  • Chain clasp tension test
  • Accelerated nickel free test on plated items
  • Small parts test
  • Pull test on chain and closing system
  • Color shading check
  • Color fastness test
  • Adhesive test
  • Sharp point and sharp edge check
  • Smell check
  • Barcode scan test

Why You Need Jewelry Inspection Services

The experts at Jonble have years of experience in assessing various kinds of jewelry items. We are adept at using jewelry testers and checking for coloring, coatings, and plating to ensure that they are uniform and in accordance with specifications and approved samples. Our inspectors in China will minutely examine each jewelry piece for its components such as metals, precious stones, shells, pearls, wood, textile, and acrylic, thereby ensuring accuracy and reliability.


If you have any questions or are looking for further details regarding our quality control services and inspection services in China, leave us a message. We will respond at the earliest.