Forbidden Gemstone is a 5 year old mare by Rubick out of the Fastnet Rock mare, Forbidden Jewel.
Last start was 5th at Port Macquarie on April 27, 2025 in the One Last Ride Country Boosted (Bm58) over 1000 metres.
Sale Details

Lot 95 2023 Inglis October (Late) Online Sale
Vendor: Scott Singleton Racing (as agent) Buyer: Royal Bloodstock $4,500

Lot 142 2024 Inglis October (Late) Online Sale
Vendor: Royal Bloodstock Buyer: Steve Harte $6,000
Rubick (AUS)
Forbidden Jewel (AUS)
Encosta De Lago (AUS)
Sliding Cube (AUS)
Fastnet Rock (AUS)
Illicitly (AUS)
Fairy King (USA)
Shoal Creek (AUS)
Rock Of Gibraltar (IRE)
Shantha's Choice (AUS)
Danehill (USA)
Piccadilly Circus (AUS)
Kaapstad (NZ)
Pleasure (NZ)
Northern Dancer (CAN)
Star Way (GB)
Danehill (USA)
Canny Lad (AUS)
Danzig (USA)
Royal Academy (USA)
Sir Tristram (IRE)
Nassipour (USA)