- Registration: N363P
- Manufacturer: Flug- und Fahrzeugwerke Altenrhein
- Country of Orgin: Switzerland
- Glide Ratio: 45:1
The FFA Diamant (English: Diamond) is a family of Swiss high-wing, T-tailed, single-seat, FAI Standard Class and Open class gliders that was designed by engineering students under supervision of Professor Rauscher at the ETH Zurich and manufactured by Flug-und Fahrzeugwerke Altenrhein AG (FFA) of Altenrhein, Switzerland.The Diamant is noted as the first glider that was built entirely from fiberglass, with no other materials, such as balsa, used as a sandwich.
Maximum glide ratio: 45 at 62 mph (100 km/h) Rate of sink: 0.52 m/s (102 ft/min) at 45 mph (72 km/h) Wing loading: 31 kg/m² (6.3 lb/sq ft) with water ballast, 5.2 lb/sq ft without