Pieces made between 1947 and 1999 have the word waterford etched into the bottom.
Is all waterford crystal marked.
You can also look for a gold sticker featuring waterford s green seahorse emblem.
It will most likely appear on the stem s base but can also be found in the grooves as well.
Marquis crystal is a line of crystal stemware manufactured by the waterford crystal company in plants in waterford ireland and also in germany and slovenia in addition to the marquis line of stemware waterford produces china linens flatware silver gifts writing instruments holiday ornaments and jewelry.
When holding a piece up to the light it should be perfectly clear a silvery white.
If you had your magnifying glass and or a bright light and tipped the piece just so you might see this.
The first way to tell an authentic piece of waterford is to look for the waterford acid mark.
From the waterford catalog produced by waterford themselves not some ebay guide.
Unlike lightweight glass lead crystal is heavy.
These are pieces sneaked out by employees yes it does happen.
The authenticity marking on pieces of waterford crystal changed from the word waterford to a seahorse etching at the turn of the millennium as part of waterford crystal s millennium series.
The bases of most waterford crystal have the word waterford etched on the underside.
Not only did the estate sale rep write waterford in black nonpermanent marker on their crystal she also circled the etched word.
Getting the design checked by an expert may be needed in some cases.
Using a magnifying glass or holding the crystal up to the light search for the stamp.
Older waterford crystal carried a green and gold sticker with the logo.
Regular glass produces a yellow or green tint.
All genuine waterford crystal made since 1947 features some form of authenticity mark.
Pieces made since 1999 have waterford crystal s seahorse emblem etched into the bottom.
One thing to remember is the marking may fade over time and use and one should not rely on that alone.
But ironically with scores of fakes flooding the market most glassware experts base their judgment using waterford crystal catalogs.
Under normal circumstances the acid mark or etch mark with the name waterford is on the base or bottom side of all crystal pieces produced by waterford crystal ireland.
Waterford assures clients that their patterns will never expire.