Exquisite & Extremely Rare Omega Constellation Calendar – 18K Solid Gold from 1958: An exceptional opportunity to own one of Omega’s most prestigious and collectible vintage timepieces: the Omega Constellation Calendar from 1958, crafted entirely in 18K solid yellow gold Specifications: Movement: Omega Caliber 504 – automatic, 24 jewels, signed OMEGA Watch Co. SWISS, adjusted 5 positions and temperature Serial Number: 16,887,522 (dating the watch precisely to 1958) Case Material: Solid 18K yellow gold Dial: professionally restored, black dial with applied gold-plated baton hour markers – pristine condition Crystal: acrylic crystal Crown: Original, Omega-signed crown Strap: brand new, brown, genuine leather strap with aftermarket buckle Strap Length: 21 cm including the case Special Features: Central seconds, date function Condition: This Omega Constellation is in exceptional vintage condition. The solid gold dial with gold-plated markers and gold-plated hands is flawless and richly elegant. The 18K gold case, including the signed crown, retains its sharp edges and definition, with only minimal signs of wear consistent with careful use over time. Inside the case back are correct Omega hallmarks, the reference number, and Swiss 18K gold stamps. The high-grade Caliber 504 movement is in excellent working order, keeping time accurately and reliably. Dimensions: Diameter (without crown): 35 mm Diameter (with crown): 37,5 mm Lug-to-lug length: 42 mm Thickness: 11 mm Lug width (strap size): 18 mm Total weight (with strap): 52,5 g These pieces are incredibly rare, especially in such preserved and complete condition. A true collector’s item, ideal for vintage watch enthusiasts and connoisseurs of fine Swiss horology. Please Note: Dear Buyer, you are bidding on a genuine vintage timepiece over 60 years old. We take every measure to ensure it is well-serviced and in excellent condition. However, due to its age, water resistance cannot be guaranteed. Don’t miss the opportunity to own this stunning and historically significant Omega masterpiece. Timeless elegance, mechanical excellence, and vintage luxury – all in one extraordinary watch. Tracked and insured shipping 30 EUR (European Union) 50 EUR ( Worldwide )