COLMI R12 Smart Ring with Display
COLMI R12 Smart Ring with Display
COLMI R12 Smart Ring with Display
COLMI R12 Smart Ring with Display
COLMI R12 Smart Ring with Display
COLMI R12 Smart Ring with Display
COLMI R12 Smart Ring with Display
COLMI R12 Smart Ring with Display

COLMI R12 Smart Ring with Display

$45.99

Color: Black
  • Black
  • Gold
  • Silver
Ring Size: 7
  • 7
  • 8
  • 9
  • 10
  • 11
  • 12
  • 13
In stock

Estimated delivery between November 27 and December 02.

COLMI R12 Smart Ring with Display

14-Day Returns

Unhappy with your order? Return within 14 days of delivery.
COLMI R12 Smart Ring with Display

Risk-Free Purchase for Defective or Lost Items

Damaged, defective, or lost items are covered with a full refund.

Shipping & Delivery

Shop with confidence — every order is fully protected from checkout to delivery.

  • Delivery Time: Most orders arrive within 5–10 business days.
  • Processing: Orders are checked and packed within 1–4 business days.
  • Flat Shipping: One rate for all sizes and quantities.
  • Pricing: Prices include all applicable taxes. International orders may incur local duties; we notify you in advance.
  • Delivery Protection: Lost or delayed shipments are fully covered.
  • Extended Delay Coverage: In very rare cases — such as unexpected carrier delays or technical issues — if your package has not moved or arrived after 30 days and the carrier has not reported it as lost, we will automatically consider it lost and issue a full refund.
  • Tracking: Real-time tracking is available for all shipments.
  • Address Updates: Contact us before dispatch if you need to update your shipping address.
  • Support: Email us at help@devicean.com. If we can't respond immediately, we will get back to you as soon as possible.

Read full Shipping & Delivery Policy

Returns & Refunds

We’re confident you’ll love your purchase — but if something isn’t right, we’ll make it right.

  • Return Window: 14 calendar days from delivery for any reason (dissatisfaction, defect, or damage).
  • Free Returns for Our Error: Defective, damaged, or incorrect items — return shipping is free.
  • Change of Mind: Return allowed, but shipping is paid by the customer.
  • Fast Refunds: Issued within 3–5 business days after your return is received and inspected.
  • Easy 3-Step Process: Submit return request → Receive instructions → Send & Refund.
  • Happiness Guarantee: Even after the return window, contact us for replacements, partial credits, or alternative solutions.
  • Support: Email us at help@devicean.com. If we can't respond immediately, we’ll get back to you as soon as possible.

Read full Returns & Happiness Guarantee Policy
COLMI R12 Smart Ring with Display

$45.99

$45.99

Choose option
Color: Black
  • Black
  • Gold
  • Silver
Ring Size: 7
  • 7
  • 8
  • 9
  • 10
  • 11
  • 12
  • 13

Product Details

Discover the ultimate blend of style, technology, and wellness with the COLMI R12 smart ring. Sleek and lightweight, it keeps you effortlessly connected to your health and daily activity while complementing any outfit. Enjoy seamless monitoring of heart rate, sleep, stress, and more, all from the comfort of a compact, elegant ring that fits perfectly into your busy lifestyle.

Advanced Wellness and Connectivity Features

  • Intelligent Touch Display: View real-time health data and notifications directly on your ring for instant awareness and convenience.
  • Comprehensive Health Monitoring: Track heart rate, blood oxygen, sleep, and stress levels to maintain a well-rounded wellness routine.
  • Activity Tracking & Multi-sports Modes: Monitor steps, distance, calories, and supported sports like walking, running, cycling, and swimming for active living insights.
  • Gesture Control: Effortlessly scroll or take photos with simple hand gestures, adding convenience to daily interactions.
  • Waterproof 5ATM: Wear it confidently while washing hands, showering, or swimming without worrying about water damage.
  • Wireless Charging: Recharge quickly via the Type-C wireless dock, ensuring your ring is ready whenever you are.

Smart Design Meets Everyday Functionality

The COLMI R12 ring combines stainless steel and epoxy resin for durability with a lightweight feel of just 3.3 g, making it comfortable for all-day wear. Its elegant design pairs seamlessly with casual and formal looks.

Sizes 7#–13# ensure a precise fit, while the intelligent touch display delivers immediate health insights and notifications at a glance. Wireless charging keeps your ring powered with ease and convenience.

Balanced Lifestyle Companion

With real-time heart rate, blood oxygen, sleep, and stress tracking, the ring helps you make informed lifestyle choices. Multi-sports modes support active routines, giving you confidence in both wellness and performance.

Technical Specifications

Specification Details
Brand COLMI
Model R12
Color Options Black, Rose Gold, Silver
Connectivity App QRing
Case Material Stainless Steel + Epoxy Resin
Display Screen Yes, Intelligent Touch Display
Weight 3.3 g
Sizes 7#: 1.79 cm / 0.71 in, 5.5 cm / 2.17 in
8#: 1.83 cm / 0.72 in, 5.75 cm / 2.26 in
9#: 1.91 cm / 0.75 in, 6 cm / 2.36 in
10#: 2.00 cm / 0.79 in, 6.28 cm / 2.47 in
11#: 2.08 cm / 0.82 in, 6.54 cm / 2.57 in
12#: 2.16 cm / 0.85 in, 6.79 cm / 2.67 in
13#: 2.23 cm / 0.88 in, 7.00 cm / 2.76 in
Battery Capacity Sizes 7#–9#: 15 mAh
Sizes 10#–13#: 18 mAh
Charging Method Wireless Charging with Type-C dock
Water Resistance 5ATM (hand washing, shower, swimming)
Chipset RTL8762 ESF
Heart Rate Sensor Vcare VC30F-S
Motion Sensor ST LIS2DOC
Health Monitoring Heart Rate, Blood Oxygen, Sleep, Stress
Activity Tracking Steps, Distance, Calories, Walking, Running, Cycling, Swimming