0.25 ct Princess Cut Diamond Engagement Ring in 18K Gold – EU Size 55 Elegant 18K gold diamond engagement ring set with a 0.25 carat natural princess-cut diamond. This refined solitaire ring combines clean contemporary design with timeless bridal appeal, making it a beautiful choice for an engagement ring, promise ring, anniversary ring, or meaningful fine jewellery gift. The princess-cut diamond is securely mounted in a modern four-prong setting, allowing the square-cut diamond to display its geometric brilliance and bright sparkle. The sharp, elegant lines of the princess cut give the ring a sophisticated appearance, while the warm 18K gold band adds classic luxury and everyday wearability. Crafted in solid 18 karat gold, marked 750, the ring has a smooth polished band with a comfortable profile and a balanced design that places full attention on the diamond. Inside the band is a small ruby accent and a personal engraving, adding character and individuality to the piece. These details make the ring not only a diamond engagement ring, but also a distinctive piece of pre-owned fine jewellery with its own story. With an internal diameter of approximately 17.5 mm, the ring corresponds to an inner circumference of approximately 55.0 mm, EU size 55, and US size 7¼. The size is practical and wearable, suitable for many buyers looking for a classic gold diamond engagement ring. This ring is ideal for buyers searching for an 18K gold engagement ring, 0.25ct diamond ring, princess cut diamond ring, solitaire diamond engagement ring, natural diamond ring, yellow gold diamond ring, bridal jewellery, anniversary gift, promise ring, pre-owned fine jewellery, luxury gold ring, classic engagement ring, minimalist diamond ring, elegant diamond solitaire, or timeless wedding jewellery. Specifications: Metal: Solid 18K Gold, 750 mark Diamond: Natural diamond Diamond weight: 0.25 ct Cut: Princess cut Inner diameter: approx. 17.5 mm Inner circumference: approx. 55.0 mm Ring size: EU 55 / US 7¼ Additional detail: small ruby accent inside the band Engraving: present inside the band Style: solitaire diamond engagement ring Condition: pre-owned A timeless 18K gold princess-cut diamond engagement ring combining natural diamond sparkle, solid gold craftsmanship, minimalist elegance, and personal character in a classic wearable design.