Flash Sales ⚡️
Welcome to Mister Mobile, your trusted mobile shop with 18+ locations islandwide! All Apple Watch Ultra 3 devices are 100% authentic and come with warranty—aiming to exceed your expectations!
Welcome to Mister Mobile, your trusted mobile shop with 18+ locations islandwide! With 15 years of experience, I offer the Apple Watch Ultra 3 in both brand new and refurbished condition. All devices are 100% authentic and come with warranty—aiming to Exceed Your Expectations!
Hello, I'm Mister Mobile! With 10,000+ 5-star reviews and 18+ locations islandwide, I offer quality used and refurbished Apple Watch Ultra 3 that undergoes a 100-Step Inspection for top performance and reliability to Exceed Your Expectations!
Sweeten your upgrade with exclusive premium deals curated just for you. I'm committed to adding more value and delivering a truly elevated experience with your new Apple Watch Ultra 3 always going the extra mile to Exceed Your Expectations.
Flash Sale: Don't miss your chance to own the Apple Watch Ultra 3 at a special price from 4 May, 06:00PM to 11 May, 11:59PM. All devices are 100% authentic and come with warranty —aiming to Exceed Your Expectation!
Get the Oppo Find X9 Ultra and enjoy a Free Oppo Hasselblad MagFlash and Ultra Quicksand Shimmer Magnetic Case. Secure yours by 31 May — don’t miss out!
Turn your CDC vouchers into extra savings. Spend $200 on brand new Apple AirPods Pro 3 Singapore New White and enjoy $10 off when you pay in-store with CDC vouchers. Promotion ends on 15 Jul 2026.
Turn your CDC vouchers into extra savings. Spend $200 on brand new Samsung Galaxy Buds 4 Pro Singapore New Black and enjoy $10 off when you pay in-store with CDC vouchers. Promotion ends on 15 Jul 2026.
Starting at $558.00
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Explore the Apple Watch Ultra 3 in both brand new and refurbished conditions, with details on selling price, specifications, key features, and user reviews. It provides an overview of the Apple Watch Ultra 3 to help you understand its performance and design.
The Apple Watch Ultra 3 delivers top-tier performance with advanced health, fitness, and connectivity features. Positioned above the Apple Watch Series 11 46mm and Apple Watch Series 11 42mm models, it appeals to users who want a premium smartwatch for outdoor, professional, or high-performance use at a reasonable price.
Pricing for the Apple Watch Ultra 3 varies based on factors such as condition and connectivity, with both brand new and pre-owned options available across different price levels.
The brand new Apple Watch Ultra 3 pushes the boundaries of durability, performance, and adventure-ready design. Built with a rugged titanium case and a brighter display for optimal visibility in extreme conditions, it’s engineered for athletes, explorers, and outdoor enthusiasts. The updated S11 chip ensures smoother performance and improved battery life, while advanced features like precision dual-frequency GPS, enhanced depth tracking, and expanded health sensors support even the most demanding activities. With watchOS 11, the Ultra 3 offers smarter training insights, customizable workout views, and greater integration with iPhone. It’s the ultimate tool for those who go beyond the limits.
Used refurbished Apple Watch Ultra 3 devices are typically available in three condition grades: Pristine, Mint, and Satisfactory. These condition categories help differentiate devices based on cosmetic appearance and overall wear, allowing users to compare options according to their preferences, usage needs, and price expectations.
Each used or refurbished device undergoes a meticulous 100-step inspection process covering both software functionality and physical condition. From internal system checks to exterior assessment, every smartwatch is carefully examined to ensure it meets established quality standards before being made available.
A 30-day warranty is included with all used and refurbished devices, providing added reassurance and after-sales support for second hand smartwatches.
The brand new Apple Watch Ultra 3 is designed for those who demand the highest level of performance and durability in a smartwatch. Crafted from aerospace-grade titanium, it offers unmatched ruggedness while remaining surprisingly lightweight. Its expanded 49mm display is brighter than ever, ensuring crystal-clear visibility even in harsh sunlight or underwater environments. Built to endure extreme conditions, from mountain peaks to deep-sea dives, the Ultra 3 is certified to military-grade standards and water resistant up to 100 meters, making it ideal for serious adventurers and athletes.
The brand new Apple Watch Ultra 3 is powered by the advanced S11 chip, delivering faster performance and improved power efficiency. Whether navigating challenging terrain or running complex health algorithms in real-time, it handles every task with ease. The dual-frequency GPS system provides unmatched accuracy, essential for backcountry hikes, ocean expeditions, or triathlons. With upgraded sensors for heart rate, blood oxygen, and temperature tracking, the Ultra 3 supports detailed health insights and performance optimization for elite training or everyday wellness.
The brand new Apple Watch Ultra 3 also brings new features through watchOS 11, including enhanced workout tracking, real-time elevation metrics, and customizable activity views. Its Action Button is more responsive and configurable, giving users instant control in mission-critical moments. Cellular connectivity, improved battery life of up to 36 hours (or 72 in Low Power Mode), and integration with a growing ecosystem make it a powerful standalone device. Whether you’re deep in the wilderness or just pushing your limits at the gym, the Ultra 3 is built to keep up—and go beyond.
Unboxing the Apple Watch Ultra 3, you will get the following
Unboxing the used Apple Watch Ultra 3, you will get the following
There is a total of 2 colors for the Apple Watch Ultra 3:
Size & Weight |
|---|
Height: 49mm |
Width: 44mm |
Depth: 12mm |
422×514 pixels |
1,245mm² display area
|
Weight (natural): 61.6g |
Weight (black): 61.8g |
Fits 130–210mm wrists |
Hardware and Buttons |
|---|
Microphone |
Speaker |
Customisable Action button
|
Siren/Speaker |
Antennas (GPS, cellular) |
Side button |
Digital Crown |
Depth gauge / Water temperature sensor / Altimeter
|
Controls |
|---|
Customisable Action button |
Digital Crown with haptic feedback |
Side button |
Double tap and wrist flick gestures |
Siri |
Chip |
|---|
S10 chip with 64-bit dual-core processor |
4-core Neural Engine |
64GB capacity |
Sensors |
|---|
Electrical heart sensor |
Third-generation optical heart sensor
|
Blood oxygen sensor |
Temperature sensor |
Depth gauge |
Water temperature sensor |
Compass |
Always-on altimeter |
High-g accelerometer |
High dynamic range gyroscope |
Ambient light sensor |
Health and Wellness |
|---|
Blood Oxygen app |
ECG app |
Cycle Tracking app with retrospective ovulation estimates |
Heart Rate app |
High and low heart rate notifications |
Irregular rhythm notifications |
Medications app |
Mindfulness app with state of mind tracking
|
Noise app
|
Sleep app including sleep stages |
Sleep score |
Sleep apnoea notifications |
Display |
|---|
Always‑On Retina display with wide‑angle OLEDs and LTPO3 |
1Hz refresh |
Active area (422×514 pixels, 326 pixels per inch) |
Flat sapphire crystal display |
Up to 3,000 nits peak brightness
|
1 nit minimum brightness |
Night Mode for Apple Watch Ultra faces (Modular Ultra, Wayfinder, Orienteering) |
Audio |
|---|
Three-microphone array with beamforming and wind noise mitigation |
Dual speakers |
Media playback |
Siren |
Power and Battery Life |
|---|
Multi-day battery life, up to 42 hours of normal use |
Up to 72 hours in Low Power Mode |
Built-in rechargeable lithium-ion battery |
Fast-charge capable |
Up to 80% charge in about 45 minutes |
15 minutes for up to 12 hours of normal use |
5 minutes for up to 8 hours of sleep tracking |
Operating System | |
|---|---|
watchOS | watchOS is the world’s most advanced wearable operating system, with apps and features designed to keep you active, healthy, safe and connected. |
Safety |
|---|
Emergency SOS |
Siren |
Torch
|
Crash Detection |
Fall Detection |
Last Emergency Call Availability Waypoint
|
Noise monitoring |
Backtrack |
Durability |
|---|
Water resistance 100m (swim, snorkel, scuba, high-speed water sports) under ISO standard 22810:20101 |
Dust resistance IP6X under IEC 60529 |
EN13319 recreational scuba diving to 40m (±1m accuracy)
|
Tested to MIL-STD 810H against subsections for altitude, high temperature, low temperature, temperature shock, immersion, freeze with thaw, ice and freezing rain, and shock and vibration |
Connectivity |
|---|
L1 and L5 Precision dual-frequency GPS (GPS, GLONASS, Galileo, QZSS and BeiDou)
Cellular: 5G14 and LTE |
Wi-Fi 4 (802.11n) |
Support for 2.4GHz and 5GHz Wi-Fi networks
|
Bluetooth 5.3 |
Second-generation Ultra Wideband chip |
NFC: Apple Pay, GymKit |
Support for Apple Watch For Your Kids |
Accessibility | |
|---|---|
Features include: | VoiceOver |
Zoom
| |
On/Off Labels
| |
Reduce Transparency
| |
Increase Contrast
| |
Colour Filters
| |
Text Size
| |
Bold Text | |
Reduce Motion | |
Hourly Chimes | |
AssistiveTouch | |
Button Click Speed | |
Touch Accommodations | |
Auto-Answer Calls | |
Type to Siri | |
Audio Volume Balance | |
Auto Transcription | |
Live Speech | |
Accessibility Shortcut | |
Mono Audio | |
Taptic Time | |
Personal Voice | |
Live Listen |
Environmental Requirements |
|---|
On-wrist operating temperature: –20° to 55° C |
Operating temperature: 0° to 35° C |
Non-operating storage temperature: –20° to 45° C |
Dive operating temperature: 0° to 40° C |
Relative humidity: 5% to 90% non-condensing |
Operating altitude: –500m to 9,000m |
All new Apple Watch Ultra 3 includes a 1 year warranty from the manufacturer. Learn more about Mister Mobile warranty policies.
The device is brand new, unused, and comes in its original packaging with all original accessories included.
The screen is flawless with no scratches, in pristine condition. The exterior looks like new, with minimal signs of wear that are hardly noticeable even up close. The battery health is at 90% or above, ensuring strong performance.
The screen has minimal scratches that are only noticeable when the display is switched off. The exterior shows minimal signs of wear, such as paint peel, light scratches, or small case marks, but these are only visible from a distance and do not affect the overall appearance. Overall, the device is in excellent shape with very slight signs of use. The battery capacity is at least 85%.
The screen may have some visible scratches, but they don’t affect how the device works. The body shows signs of use like scratches, dents, or small chips, but these are purely cosmetic. Overall, the device is in good working order, with a battery capacity of at least 85%.