An original Tiffany Studios window, circa 1900, takes center stage at Michaan’s in December. Its lovely figural scene of a woman in a classical landscape is beautifully executed in various Tiffany glass specialties including drapery glass, ripple glass and marbleized glass. Roland Petersen’s enigmatic 1966 oil on canvas “Tea for Two” ($25,000-$30,000) is another top highlight. Discover the exuberant art of the Bay Area’s Roy de Forest (1930-2007), with two vivid 1970s pastels offered at $3,000-$5,000 each. “New Moon” by Peter Max ($4,000-$6,000) expands December’s visionary theme. A 1977 Rolling Stones promotional 45 with cover art by Andy Warhol is offered at $800-$1,000. The vibe extends to vintage furnishings such as the teak coffee table by Georg Jensen for Kubus ($400-$600). A 62” bust of Buddha carved from lava stone is estimated at $1,500-$2,500. Asian art objects include period jade, cinnabar, textiles and bronzes from China and Japan. Fabulous fine jewels — a 10 carat diamond ring ($15,000-$25,000)