At TIONEER, we use surgical grade stainless steel for our massive selection of metal jewelry. Surgical grade stainless steel is abundant in our collection due to its hard body, incredible resistance to corrosion and tarnish. Stainless Steel Letter D Initial Royal Monogram Engraved Square Flat Top Biker Style Polished Signet RingSurgical Grade Stainless Steel Engraved Letter D Initial Royal Monogram Engraved Design Top Dimension: 13mm x 13mm (0.51 inch x 0.51 inch) Standard Fit Wear Minimalist Style Polish Finish Premium Quality Material: Expertly crafted from Stainless Steel, known for its durability and resistance to tarnishing. This ensures that the ring maintains appearance over time, even with everyday wear. Versatile Finishes: Offered in three elegant options classic silver, 14K gold-plated, and rose gold-plated. Each finish provides a distinct, sophisticated look that can complement various personal styles and preferences. Customizable Engraving: Comes with a complimentary engraving service, allowing you to personalize the ring with a meaningful message, name, or date. This feature makes the ring a special keepsake for any significant occasion. Refined Design: Showcases a flat top heart design, combining a sleek and modern aesthetic with timeless elegance. The heart shape symbolizes love and commitment, making it a perfect choice for a promise ring or sentimental gift. Versatile Use: Ideal for marking important milestones or as a daily accessory. Whether celebrating a special event or expressing affection, this ring's classic design and customizable features make it a versatile and cherished piece.