Soap box watch in yellow gold (750). Round case decorated with striated guilloché tiers and the RL monogram. Dial with cream background, hour markers with Arabic numerals and gilded dots for the minutes in applied gilded steel. Second hand at 6 o'clock. Dust cover numbered 1937. Hand-wound mechanical movement. Caseback numbered 1937. Gross weight: 77.2 g. - Case diameter: 50 mm.