With Patek Philippe Certificate of Origin dated January 1994 issued by the renowned jeweller Gerhard D. Wempe in Hamburg. Accompanied with an additional polished 18K gold screw back numbered 2'928'208, wooden and 18K gold setting pin, leather wallet, instruction manual, product literature, original fitted wooden presentation box and outer packaging. Furthermore delivered with Patek Philippe Extract from the Archives confirming production of the present watch with a silvered dial and applied sword-shaped indexes in yellow gold on 20 September 1993.
Fresh to the market, the present reference 3970 is preserved in very good, original overall condition.
Patek Philippe's celebrated reference 3970 was launched in 1986 and replaced reference 2499. The first generation was fitted with snap on case backs. Around 1989, the model was modified to a water-resistant version with screw back and was delivered with an additional glazed display back, such as the present watch. Reference 3970 remained in production until 2004 when it was replaced by reference 5970.
The model is illustrated in Patek Philippe Wristwatches by Martin Huber & Alan Banbery, second edition, p. 305.