Very rare oversize Omega Tresor “Calatrava” ref. OT 2687 from 1956 as stated in extract from the archives Omega, 37,5mm solid 18kt yellow gold case, original crown, plastic crystal, manual winding movement caliber 266, amazing honeycomb dial with yellow gold applied Omega logo and indexes, yellow gold hands.
Leather strap with original 18kt yellow gold buckle.
This rare watch is original in any of its part.