Two Cuffs with Unknown Hallmark - Help, Anyone?

I bought these out of pawn years ago and have never been able to identify the maker. They are striking, bold pieces, both by the same artist. I would LOVE any info!

<img src=/uploads/db1846/original/1X/9d1ec19fc212c65d1231e8396fe20d5bc9d0958e.jpg">

<img src=/uploads/db1846/original/1X/4438774630a7aeeed90ab5082d90afe51591de41.jpg">

<img src=/uploads/db1846/original/1X/0647d66decb0ada12b263a0d93d398ba7c99b007.jpg">

Hello, is the hallmark Shopy? or is that a symbol in the center? Thanks