TIERGARTEN Eyeglasses by Etnia Barcelona. Color: GDWH Gold/White, PGBL Pink/Blue, SLBK Silver/Black, BZ Saddlebrown, Size: 51-18-145. Meet the TIERGARTEN, with its diamond-shaped lenses in a sleek, ultra-thin metal design. Balancing structure with lightness, they offer all-day comfort coupled with perfect clarity. The temples are adorned with whimsical color palettes that bring a touch of fun to the otherwise minimalist silhouette. With their distinct shape and thoughtful details, the TIERGARTEN is ready to turn everyday eyewear into a fashion statement.