Check the listing for details. Optima 24 Karat Gold Electric Guitar Strings 9-42 2028.EL. Condition: New. Listed at 27.99 USD. Normal 0 false false false EN-US X-NONE X-NONE OPTIMA GOLD STRINGS - Probably the finest string in the world. Developed and handcrafted in Germany, made from the best materials and designed for the highest sonic demands. This series reflects Optima’s 75-year tradition in string production. The result is a premium quality string that is second to none. All strings are coated with real 24 carat gold and are therefore completely insensitive to tarnishing or corrosion. Their durability is up to three times higher than normal strings and are suitable for those who are allergic to nickel. 24 Karat gold plated - E1, B2 and G3 consist of a high-quality, nickel-plated steel wire and are additionally coated with real gold. D4, A5 and E6 - the core of these strings is tinned hexagonal steel, wrapped with gold-plated core wire. Tension: Extra light Type: set Strength: .009 .011 .016 .025w .032 .042 Strings: 6 End: Bullet Wrapping: 24K gold