With Patek Philippe Certificate of Origin dated 20 October 2000 and solid 18K gold screw back numbered 4'072'862. Furthermore delivered with wooden presentation box and outer packaging.
Never been offered in public before, this watch is preserved in very good, original overall condition.
The celebrated reference 3970 was in production from 1986 until 2004. It is illustrated in Patek Philippe Wristwatches by Martin Huber & Alan Banbery, second edition, p. 305.