eBay

For US Buyers (Shipping to the United States, USD prices):

Our listed prices already include import duties and handling fees. Therefore, return shipping will be free of charge. However, since customs duties are normally the buyer's responsibility and we prepaid them on your behalf, the equivalent amount will be deducted from the refund.

🟩 Product Description

Up for sale is an Alfa Mirage GKS-300 Jewelry Tester, designed to measure the purity of precious metals such as gold, platinum, silver, and white gold with high precision. This unit has been tested and is fully functional, ideal for jewelers, pawnshops, or collectors.

Important Note for International Buyers:

This device is designed for Japanese AC100V power supply (50/60Hz).
For use in the USA (AC120V) or other countries, a step-up voltage converter (100V → 120V) is required.
Using the device without a proper converter may damage the unit.

Condition:

Used, in good working condition.
Includes all standard accessories: measurement container, cover, tweezers, thermometer, calibration weight, AC adapter.
Please check photos for detailed condition.

Features:

High-precision measurement of precious metals (gold K9–K24, platinum Pt600–Pt1000, silver Ag600–Ag1000).
Quick measurement: results displayed in about 10 seconds.
Measures using air weight and water displacement method to calculate density and purity.
Easy-to-use container design allows stable measurement without opening the lid every time.
Displays both metal type and purity simultaneously.

🟩 Product Authenticity

This is an official product sold in Japan.
100% authentic – not a bootleg or counterfeit.
Buy with confidence!

🟩 Customs & Import Taxes

Import duties, taxes, and customs charges are not included in the item price or shipping cost.
These charges are the buyer's responsibility.
Please check with your local customs office for details before purchasing.

🟩 Shipping

Thank you for your purchase!

We will ship your order only to the shipping address registered on eBay.

Please ensure your shipping address is correct before completing your purchase.

Once the order has been shipped, delivery address changes are not allowed.

If you request an address change after shipment, a flat fee of $15 will be charged and must be paid by the buyer.

Thank you for your understanding.

Ships from Japan via FedEx, DHL, or Japan Post.
All items are securely packed.
Tracking number is provided.
Combined shipping is available upon request.
Remote area surcharges ($15~$20) may apply.

Contact Us

If you have any questions, feel free to contact us anytime.
We are happy to assist you promptly.