Swiss aviation chronograph precision

什麼是 Swiss aviation chronograph precision？

The Longines Heritage Avigation BigEye L28164532 blends vintage aviation design with modern Swiss engineering. Featuring a 41mm stainless steel case, black dial, sapphire crystal, and automatic movement with ~66-hour power reserve, it delivers precision and durability. Finished with a leather strap and 30m water resistance, it’s a bold yet elegant pilot watch. Available now at Obsessions Jewellery.