Set Instant Pot to Sauté and add olive oil and dry coriander until fragrant.
Add onions and garlic and sauté until softened.
Add lamb stew meat and brown well. Turn off sauté mode.
Add okra, diced tomatoes, tomato paste, seven spice, salt, and stock. Stir gently.
Seal the Instant Pot and pressure cook for 20 minutes.
Manually release the pressure.
Optional: sauté cilantro and garlic in olive oil until golden and pour over the stew before serving.
Serve warm with vermicelli rice.