Why not try these on for size? The Ziggy paradessus double-breasted coat (162158) from Isabel Marant available through matches.com at 970 euros,
http://tinyurl.com/psza7ww
combine this with Aviator sunglasses from Dries van Noten, available through brownsfashion.com at 210 pounds
http://tinyurl.com/q69wb4x
and just to save your bank account, try this top found at zara.com for around 40 euros.
http://tinyurl.com/nvlmftb
Outfit details (worn by model): Coat by Burberry, Bag by Gucci, Glasses by Chanel, Shoes by Manolo, Top by Browns, Leggings by Woolworths, Ring by Paul Juwelier
Picture credits: coat taken from matches.com, sunglasses from brownsfashion.com and tunic top taken from zara.com/de