WATERBURY #60 PINWHEEL JEWELERS REGULATOR CLOCK. 8 day brass weight driven movement with a dead beat escapement. 12" porcelain dial with sweep second hand. It does have retaining power. Compensating 2 jar cut glass mercury pendulum. The case is quarter sawn oak in a nice original finish. 27"W x 78"H x 11"D. Estimated Value $8,000 - 10,000.