Lot 3. An olive-white and russet jade cong, possibly Eastern Zhou dynasty. Estimate HK$220,000 – HK$350,000 ($28,495 - $45,334) . Photo Christie's Image Ltd 2016 The rectangular body with flat sides between a circular collar at either end, the semi-translucent...

Lot 2. A large greyish-green, brown and opaque buff jade cong, possibly Eastern Zhou dynasty, 6th century BC. Estimate HK$150,000 – HK$250,000 ($19,429 - $32,381) . Photo Christie's Image Ltd 2016 The broad body with flat, thick-walled sides between circular...