Baume & Mercier. a lady's 18ct white gold, diamond and sapphire wristwatch, manual wind movement, silvered dial with applied black Arabic numerals, tourneau-shaped case, pierced diamond and calibre sapphire set case, lugs and snake-link bracelet, unsigned Swiss movement, snap on back. 18ct white gold. Total weight 21.3 grams. Length 17.5 cm.