Description:
This acid test stones is used to verify the gold content in items.
Acid changes color based on purity, very easy to use.
Perfect for testing jewelry, coins, antique gold, silver, platinum collectibles.
The natural black stone is particularly resistant to acidity, and the gold color is particularly easy to rub on the stone.

Specification:
Product name:Test Stones
Color: Dark grey
Material:Stone
Type:Common,Superior (small)
Size: (About)Common:4.4*6.9cm/Superior (small):4*7.5cm

Package included:
1PC * Test Stones

Note:
Transition: 1cm=10mm=0.39inch
1. Due to the light and screen difference, the item's color may be slightly different from the pictures.
2. Please allow 0.5-2 cm differences due to manual measurement.

  • Payment must be received within 7 business days of auction closing.
  • No combine postage discount


  • We will ship the package within 5 business days after the payment cleared.
  • We ship to Ebay address, and please make sure your ebay address correct before purchase.
  • Delivery time:
    We thank you for your understanding on international shipping. We shipped the item quickly but the overseas shipping will be affected by many factors such as Customs processing, Post strike etc.


As the Customs clearance process is different in different countries,if such kind of goods need be collected tariff buyer needs to pay for the tariff. Anyway we will try our best to avoid this kind of thing.

  • We greatly appreciate your POSITIVE feedback. Please do NOT leave negative feedback without asking for help
  • Our aim is to provide Top Level Customer Service, so we will try our best to solve any problem.
  • Please DON'T leave negative or neutral feedback if you haven't received item in 30 days, because we have mentioned the shipping time repeatedly.

We accept return within 30 days since you received your package. Please contact us for return or refund.

Our working time:
Monday- Saturday (Greenwich Time 2:30A.M-11:30A.M ) ( Pacific Time:6:30P.M-3:30A.M)
Please only use Ebay message to contact us (my ebay-won items-contact seller)
All messages will be answered within 1 business day. If you do not receive our reply, please kindly re-sent your email and we will reply to you as soon as possible.