Huawei Watch D3 (Riva-B19), Sand

The Huawei Watch D3 is a medical-grade smartwatch whose core function is 24-hour ambulatory blood pressure monitoring on the wrist. It combines an oscillometric measurement method with an innovative mechanical air cushion and a high-precision pressure sensor. Key Benefits at a Glance Medical-Grade Blood Pressure Monitoring: blood pressure monitoring directly on the wrist 24-Hour ABPM: automatic blood pressure measurement intervals of 15–30 minutes AMOLED Display: 1.92 inches with 3,000 nits peak brightness Compact Design: 11.3 mm case height at 40 g case weight Long Battery Life: up to 6 days of health monitoring with typical use 30-Second ECG: electrocardiographic measurement on the wrist Versatile: over 100 workout modes for different activities Health Monitoring and Blood Pressure Measurement The Huawei Watch D3 performs 24-hour ambulatory blood pressure monitoring (ABPM) with measurement intervals set to 15 to 30 minutes. For meaningful results, a success rate of at least 70% of measurements is recommended, including 20 measurements during the day and 7 at night. The blood pressure measurement uses the oscillometric method with an innovative mechanical air cushion and a high-precision pressure sensor. For accurate blood pressure readings, a wrist circumference of 13.0 to 21.0 cm is required. The Health Glance feature allows you to view 11 health indicators at a glance. Sleep tracking works with the HUAWEI TruSleep™ 5.0 algorithm. The smartwatch tracks 12 different emotions via the Emotional Wellbeing app and performs an ECG measurement in 30 seconds. Health monitoring runs for up to 6 days. Display and Design The 1.92-inch AMOLED display achieves a peak brightness of 3,000 nits. The screen-to-body ratio is 6.4% higher than the previous model. The case is 11.3 mm high and weighs 40 g. Compared to the previous model, the overall height reduction is 15% and the overall weight reduction is 9%. The wristband is 7.5 g lighter. The smartwatch is available in two wristband sizes: size M for a wrist circumference of 13.0 to 16.0 cm and size L for 16.1 to 21.0 cm. Over 100 workout modes are available for different activities. Battery and Charging With typical use, the battery life lasts up to 6 days. When the ABPM function is enabled, battery life is reduced to up to one day. Charging time is 75 minutes via a USB Type-C port. Compatibility The Huawei Watch D3 is compatible with iOS and Android. The minimum requirements are Android 9.0 or iOS 13.0. A compatible smartphone is required for operation. Technical Specifications Display Size: 1.92 inches Display Type: AMOLED Peak Brightness: 3,000 nits Screen-to-Body Ratio: 6.4% higher Case Weight: 40 g Case Height: 11.3 mm Overall Weight Reduction: 9% Overall Height Reduction: 15% Wristband Weight Reduction: 7.5 g Blood Pressure Measurement Method: oscillometric method with innovative mechanical air cushion and high-precision pressure sensor 24-Hour Blood Pressure Measurement Interval (ABPM): 15–30 minutes Blood Pressure Measurements (Recommended Success Rate): at least 70%, including 20 during the day and 7 at night Suitable Wrist Circumference (Blood Pressure Measurement): 13.0–21.0 cm Wristband Size M (Wrist Circumference): 13.0–16.0 cm Wristband Size L (Wrist Circumference): 16.1–21.0 cm ECG Measurement Duration: 30 seconds Sleep Tracking Algorithm: HUAWEI TruSleep™ 5.0 Health Glance Indicators: 11 Emotions (Emotional Wellbeing App): 12 different emotions Workout Modes: over 100 Health Monitoring Duration: up to 6 days Battery Life (Typical Use): up to 6 days Battery Life (with ABPM Function Enabled): up to one day Charging Time: 75 minutes Charging Port: USB Type-C Operating System Compatibility: iOS and Android Minimum Requirement (Android): Android 9.0 Minimum Requirement (iOS): iOS 13.0