Seiko invented the affordable automatic movement and they've been refining it for decades — the Presage uses their in-house 4R35, which is accurate, reliable, and repairable by any watchmaker worldwide. The dial is genuinely beautiful at this price, Japanese craftsmanship is evident in the finishing, and the hardlex crystal is more scratch-resistant than mineral glass. Nothing at under £350 comes close to matching what Seiko delivers here. A watch that looks expensive, because it is — just not by the measure of its price.
Hamilton's field watches are worn by pilots, military officers, and anyone who understands what a watch should do. The ETA 2824 movement inside is Swiss-made, accurate to about ±4 seconds per day, and has been the workhorse of mid-range watchmaking for decades. Sapphire crystal means it won't scratch easily, 100m water resistance means it survives daily life without thought, and the clean design works as well with a suit as with jeans. A serious watch at a non-serious price.
The watch that made Tudor genuinely relevant again after years in Rolex's shadow. The Black Bay 58 uses Tudor's own in-house MT5402 movement — not an ETA — which means they control the entire production and can guarantee performance over decades. The 39mm case wears like a vintage Rolex sports watch, the sapphire crystal is properly thick, and the 200m water resistance is genuine rather than nominal. It holds its value exceptionally well. A watch that will outlive you if you look after it.