The Aquinus Hydrautica is a core model within the brands ASSQR7 dive watch collection, offering a balance of durability and bold styling. It features a 42.5mm stainless steel case paired with a black dial for strong contrast and legibility. Powered by a Swiss-made Ronda 763 quartz movement, it ensures reliable performance with minimal maintenance. The dial is protected by a flat mineral glass with sapphire coating, while the screw-down crown and caseback enhance water resistance, rated at 20 ATM. The subber strap provides a secure and durable fit, making the watch suitable for swimming and recreational diving. Its sport-forward design also transitions well into casual everyday wear, making it a versatile addition to any collection.