Coralstone Platinum

About the Coralstone Platinum

The Koetsu Coralstone Platinum cartridge is a pinnacle of cartridge design, crafted from a carefully selected and polished block of coral stone. It uses rare platinum magnets and tightly matched silver-sheathed copper coils to produce an ethereal and realistic sound. The cartridge excels in rendering acoustic music and vocals with seductive power, body, and presence, offering a seamless presentation of big orchestrals and dynamic passages. It features a boron cantilever and proprietary stylus, with a frequency response extending from 20 Hz to 100 kHz. The Coralstone Platinum is known for its stability, transparency, and assertive body, making it suitable for all music genres. It weighs approximately 12 to 12.5 grams and has a recommended tracking force of 1.8 to 2.0 grams. The cartridge output is 0.3 mV with an impedance of 5 Ohms and recommended load between 75 and 500 Ohms. It is regarded as Koetsu's best cartridge and is highly praised for its luxurious sound quality that transcends typical vinyl playback, often described as making LPs sound like master tapes. The Coralstone Platinum is a premium product with a price around £8,498 (approximately ).