PATEK PHILIPPE, 18K GOLD, REF. 3770/1

Ref. 3770 was launched in 1980. It was made in stainless steel, stainless steel and gold, or in gold such as the present example. It bears a quartz movement, calibre E27. The waterproof case is made in the same manner as the Nautilus ref. 3700/3800 giving an interesting hybrid look between an Ellipse and a Nautilus.

According to research, less than ten examples have been identified in the market.