A silk scarf or cashmere wrap or quality leather bag or designer sunglasses. A luxury accessory as a proposal gift is generous and genuinely useful. A silk scarf works because she can style it multiple ways. A cashmere wrap works because it is timeless and wearable. A leather bag works because she will carry it for years. These pieces feel like proper gifts rather than token gestures. Quality materials matter because this is a significant thank you. These are the luxury accessory proposal gifts that work because they are genuinely beautiful and something she would keep forever.