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This individual narrow band width light source
It can be used on almost every gem refractometers out there! No matter GIA brand or generic brands.
Simply use it like a flashlight.
This listing is for the light source only. Gem refractometer is not included.
Operates with 1 AA battery.
Payments are accepted through Paypal. We ship through USPS Priority Mail, it usually arrives in 3 business days. International: We charge the same shipping cost to all our customers worldwide. Our default shipping is United State Postal Service First Class mail, it take 5-10 business days for delivery. we also offer Express Mail which only take 3-6 days. Handing time: 1 business day. We promise our best quality and the lowest price for our customers. You can return it for a full refund/exchange if it is in new/resaleable condition within 30 days. Our goal is to place a profit margin of $1 ~ $3 per item and sell in volume. As such, the more you save the more we make. While the others are selling 1 item, we are selling 10 ~ 20 items due to our price reduction. Please use the "Ask Seller A Question" button. Please allow up to 24 hours for a response. Usually the buyer will get response in 6 hours.
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