Approx. Ø64mm, approx. 191g, all cases made of silver, outer case covered with tortoise flap, signed spindle movement Henry Massy No. 3059, signed silver dial, gilded hands, walkable and very well preserved. The French watchmaker Nicholas Massy (I) was from Blois in France, where he became champion in 1623. He married in the same year and had three sons who also became famous watchmakers. His son Henry was listed in London in 1692.