Antique Scottish 18K gold pocket watch by Daniel Buchanan. Glasgow 1858

Pocket watch in 18K yellow gold, with time setting and key winding (included). Lepine type open dial. Case attributed to William Rowlands of London, watch made by Daniel Buchanan, 8-9 Argyle Street, Glasgow, Scotland, UK circa 1858.Case: lepine pocket watch in solid 18K yellow gold 51mm diameter, three leaves and open dial. The case has a gold ball pendant and a gold ring, both sealed. The back cover is machined and engraved with a central shield cameo for the owner's initials (not engraved), while the inside of the cover and on the cuvette has the following distinctive hallmarks: leopard head mark for the London; the number 18 and Crown for the 18K solid gold; date mark with a lower case letter 'c' for the year 1858; the letters 'RW' for the case maker, most likely the mark of the silversmith William Rowlands of Northampton Square, London. There is a single winding aperture in the bowl.Dial: white porcelain dial with Roman hours, minute ring, seconds hand at 6 o'clock and blued steel English pike type hands. The dial is not signed.Machinery: A dust cover covers the machinery which is wound and set on time with the key. The machinery is gilt brass with an engraved stepped bridge, with a bimetallic balance wheel and a regulator index engraved on the plates. The back plate is engraved, 'Daniel Buchanan, Arglye Street, Glasgow, 40337'.Condition:In good working condition. Case - Excellent. Dial - Unsigned and in Excellent condition. Machinery - In excellent condition. Overall condition is excellent.Dated Circa 1858Additional Notes.William Rowlands worked at various addresses in London from c. 1813-1868. (2) - Daniel Buchanan worked at 8-9 Argyle Street during the 1850s and then at 96 Argyle from 1860-1870.