Tom,
Until a couple days ago this term was new to me as well. I don't have anything concrete, but the case I have handy that is so marked looks to have a gold-filled body (there is a small spots of brass visible on the pendant). The front and back have the look of a nickel alloy such as silveroid.
Greg Frauenhoff
My Watch Site
Until a couple days ago this term was new to me as well. I don't have anything concrete, but the case I have handy that is so marked looks to have a gold-filled body (there is a small spots of brass visible on the pendant). The front and back have the look of a nickel alloy such as silveroid.
Greg Frauenhoff
My Watch Site