Check the listing for details. AMX Teknology - TERN/TERN TX Multiple Colors available. Color: Blue, Silver, Red, Orange, Purple, Yellow, Green, Black, Condition: New. Listed at 60.00 USD. AMX Teknology - Shearwater Tern & Tern TX Aluminum Protective Case The **Shearwater TERN & TERN TX** dive computer watch protector has been specifically designed to provide maximum protection against shocks and scratches. Its perfectly tailored design hugs the profile of the case, offering a sleek and seamless fit. Lightweight and thin, it can be worn comfortably every day without hindering your movements. Crafted from high-quality **T6082 aluminum**, it features a **hard anodized finish**, making it completely resistant to corrosion, even in the harsh conditions of underwater diving. Available in **eight distinct colors**, it allows you to personalize your gear while ensuring durable and robust protection.