olga berg Estelle Feather Clutch in Black. olga berg Estelle Feather Clutch in Black. Satin and feather exterior with jacquard lining and gold-tone hardware. Made in China. Custom engraved Olga Berg top lock. One main compartment with single slip pocket. Detachable chainlink shoulder strap. Measures approx 7.25 W x 5 H x 1.75 DDetachable shoulder strap with a 23 drop. OLGR-WY42. OB4773_BLK. Established in 1987, olga berg is an iconic Australian brand available globally. With an eye for all things beautiful, founder Olga Gartenberg established her signature brand, carving out a niche creating exclusive evening and special occasion bags, clutches, and head pieces for women who know their style and like to have fun with their accessories.