This unique 14 karat white gold 7. Benchmark has been manufacturing designer wedding rings in gold, platinum and palladium for over 40 years. Made in the USA using 100% recycled materials you can feel good about choosing Benchmark wedding bands.5mm comfort-fit satin finish carved wedding band features an elegant rivet coin edging for unforgettable style. Benchmark has been manufacturing designer wedding rings in gold, platinum and palladium for over 40 years. Made in the USA using 100% recycled materials you can feel good about choosing Benchmark wedding bands.