Reviews Ladies' Opal Earrings, Sterling Silver, Model SSE 19060, by OrtakWith so many on offer these days, it is great to have a brand you can trust. The Ladies' Opal Earrings, Sterling Silver, Model SSE 19060, by Ortak is certainly that and will be a great buy. For this price, the Ladies' Opal Earrings, Sterling Silver, Model SSE 19060, by Ortak is widely recommended and is always a popular choice for many people.