The beauty of Optima watches lies in their details—from metals and mother-of-pearl to gemstones. Optima combines various materials in layers to create a subtle relief effect on the watch face. Model: osa 481-bx-9 Particularly chic: Black dial, hands, and hour markers with white luminescent coating. Case: Black stainless steel Case size: 43.35 mm, thickness 11 mm Glass: Sapphire crystal Movement: Swiss automatic movement RW 24, 28,800 vibrations per hour, 42-hour power reserve. Water resistance: 100 m (10 atm / 330 ft) Strap: Dark blue rubber strap, simple buckle, 22 mm wide for wrists up to 22 cm. Functions: Hours, minutes, and seconds at the center. Date at 3 o'clock. International warranty valid from date of purchase: Feb. 2025 – Feb. 2027 Buy now: €268 Shipping within Germany via DHL (insured): €8.00 Shipping within Europe via DHL (insured): €15.00 Note: Not for sale outside of Europe.