Description
Sumiko Moonstone – The “Golden Middle” of the Oyster Series
The Sumiko Moonstone cartridge offers an extremely clean and detailed sound with high tracking ability. Its elliptical stylus (r/R 8 x 18μm) ensures precise playback and a realistic sound texture.
Highlights:
- High tracking ability
- Elliptical stylus (r/R 8 x 18μm)
- Lighter aluminum stylus carrier
- Clean sound with minimal background noise
- Compatible with MM phono preamps and most tonearms
Specifications:
- Output voltage: 3mV
- Load impedance: 47kΩ
- Weight: 6.5g
- Dynamic compliance: 12μm (at 100Hz)
- Tracking force: 2g
Upgrade options: Can be upgraded with Wellfleet or Amethyst stylus, and compatible with RS78 stylus for shellac records.
Handcrafted in Yokohama, Japan.
Compatible Replacement Styli / Alternatives:
- Rainier: Simplest stylus carrier with an elliptical diamond cut (r/R 8 x 18 µm).
- Olympia: Better selected stylus diamond with elliptical cut (r/R 8 x 18 µm).
- Moonstone: Lighter aluminum stylus carrier, equipped with an elliptical diamond cut (r/R 8 x 18 µm).
- Wellfleet: Nude diamond with elliptical cut (r/R 8 x 18 µm).
- Amethyst: Nude line-contact diamond cut (r/R 5 x 20 µm).
- Stylus RS78: For shellac records.


