Ultrahuman X Diesel Smart Ring - Cryo (Size 8)

The Diesel x Ultrahuman Smart Ring is the world’s most comfortable sleep-tracking wearable. Meticulously designed for enhanced comfort, this sleek device combines minimal form factor with precise performance, enabling users to effortlessly monitor key health indicators such as sleep, movement, heart rate (HR), heart rate variability (HRV), and skin temperature. It empowers users to better understand their sleep, stress, movement, and recovery, offering actionable insights for holistic well-being. Constructed using aerospace-grade titanium coated with tungsten carbide, the Ring is built to withstand the rigours of daily usage. Furthermore, it is water-resistant up to 100 meters, allowing users to seamlessly incorporate it into their life, without compromise. It also boasts an impressive six days of uninterrupted wear with its ultra-durable battery life.

• SIZE FIRST: Diesel Ultrahuman Ring sizes are different from standard ring sizes. Purchase the Sizing Kit first to find your perfect fit — available in 10 sizes from 5-14.
• FORM & FUNCTION FULLY IN SYNC: Diesel’s iconic style meets Ultrahuman's precision health technology in this limited edition smart ring for those who carry their power and flaunt it like a bold statement. The Double-D design paired with intelligent insights makes this more than a smart ring: it’s fashion of the future.
• COMFORT FOR THE EVERYDAY: Forged with space-grade Titanium, the Diesel Ultrahuman Ring is built to last yet features a comfortable form factor. The inner shell is made of hypoallergenic material which effortlessly houses 6-Axis Motion Sensor, a PPG (Photoplethysmography) Sensor, and a medical-grade Temperature Sensor – all without compromising on how it pairs with your wardrobe.
• AN EXTENSION OF YOU: The Diesel Ultrahuman Ring brings pure performance to meet your personality. Phantom (Distressed Black) embodies an elusive and gritty presence – industrial at heart, refined in form. Cryo (Shiny Silver) reflects the integration of protocols in the bleeding edge of health and fashion – icy in tone, effortless in presence.
• ADVANCED SLEEP INSIGHTS: Diesel Ultrahuman Ring is the perfect form factor to track your sleep. With insights on all your sleep stages – REM, Deep Sleep, Light Sleep and Wakefulness – get actionable steps to improve sleep so you're ready for the day.
• DESIGNED TO KEEP YOU MOVING: The Movement Index is designed to increase your non-exercise energy usage through the day. With this all-in-one activity and fitness tracker, you can track steps, workouts and calories for insights into your all-day activity. All features work together seamlessly, to make sure you get the most out of the smart ring. A dedicated Workout Mode, featuring over 100 workouts, tracks your HR and intensity levels with HR Zones to track and improve your performance.
• LEVEL UP WITH POWERPLUGS: Whether your goal is to optimize athletic performance or stay proactive with your health, PowerPlugs deliver targeted insights to help you get there. These precision micro-tools offer a more personalized approach by letting you delve deeper into specific areas of health through the Ultrahuman App.
• A PERSONALITY THAT’S UNSTOPPABLE: The custom-designed ring charger, in the iconic Diesel Red with the signature graphic logo, powers the Diesel Ultrahuman Ring for up to 6 days on a single charge. With up to 100 m/328 ft water resistance, you can explore the uncharted, uninterrupted.