材质 :Silver case with gold fillets, back decorated with engine-turned decoration and the monogram JB in the center, enamel dial, ruby cylinder escapement 尺寸 :6.2 cm Fashion Design and Wearable Art
订阅观察(1798)-亚伯拉罕·路易·宝玑
英文名称:Subscription watch (1798)-Abraham-Louis Breguet