◆ Brand / Model Tavannes Watch Co. "TRUSTY" Swiss-made, vintage 16 Jewels manual winding ◆ Material/Decoration Case: Solid Silver Ag900 (Hallmarks on inner and outer lids) Niello (black enamel) inlay, Art Nouveau design of poppies & leaves ◆ Size *Measured from graph paper, 1 square = 1 mm Item Measured Value *Remarks Case diameter: approx. 43 mm (excluding crown) ◆ Operation Status After winding the mainspring, operation confirmed for over 12 hours No significant delay or advance (Daily rate not guaranteed due to antique nature) Crown winding and time setting are both smooth ◆ Condition Wear and metal exposure on the black niello (see photos) Small scratches and age-related wear on the case, slight spot discoloration Enamel dial: hairline cracks and a tiny chip near the 4 o'clock position Blued hands and crystal are in good condition, excellent visibility Overhaul history unknown, maintenance recommended for accuracy ◆ Accessories Watch only (chain not included) ◆ Shipping & Packaging Rakuraku Mercari delivery, anonymous shipping, free shipping Careful shipping in an air-cap waterproof envelope ◆ Notes This is an antique item from over 100 years ago. Sold as-is, no returns/no claims. Photos taken in natural light + macro photography. Colors may differ from the actual item. #Tavannes #Tavannes #TRUSTY #PocketWatch #SolidSilver #Ag900 #Niello #Niello #16Jewels #ManualWinding #Antique #Vintage #SwissMade #FloralPattern #ArtNouveau #WorkingCondition #Collection #OneOfAKind ✅ A rare solid silver x niello inlaid case with a 16-jewel movement, a working Tavannes! Selling to organize my collection. Antique lovers and silver enthusiasts, please consider this opportunity.