Madeleine Swann (played by Léa Seydoux) wears Persol sunglasses in the trailer and promotional photos for SPECTRE and the music video for Sam Smith's "Writing's On The Wall". Although not 100% confirmed, they are most likely the Persol PO3092SM Suprema model. The sunglasses will probably be seen in the Morocco scenes in the upcoming movie SPECTRE.
The Persol sunglasses worn by Swann have a Havana frame and grey/green crystal lenses, color code 9015/31.
You can find Persol PO3092SM sunglasses on FramesDirect, Amazon.com, Amazon.co.uk and United Shades (EU).
James Bond (Daniel Craig) wears Tom Ford Henry Vintage Wayfarer FT0248 sunglasses in the same scene.
Persol in other Bond films
James Bond himself (Pierce Brosnan) wears Persol sunglasses in GoldenEye (1995) and Persol 2672 in Die Another Day (2002). Daniel Craig as Bond sported the Persol 2244 and Persol 2720 models in Casino Royale (2006).