# Smart ring Colmi R12 20.8 mm size 11 Black

**URL:** https://aio.lv/en/product--colmi-r12-black-11--11584452
**Data updated:** 2026-02-15 18:39 (EET)
**Category:** Smart rings
**Manufacturer:** Colmi
**Manufacturer code:** R12 Black 11
**EAN:** 6972436986828
**Warranty:** 1 Year
**Availability:** Available for order
**Price:** 36.99 €
**Prices and availability valid until:** 2026-07-26 23:59
**Price without VAT (21%):** 30.57 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--colmi-r12-black-11--11584452

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 10.07.2026 | free |
| Pickup points | 15.07.2026 | 1.89 EUR |
| Courier delivery to door | 15.07.2026 | 4.99 EUR |

## Summary description

Colmi R12 smart ring with a 20.8 mm inner diameter, size 11, in black. Designed to be worn daily, it combines compact wearable technology with basic smart features for hands-free notifications, activity tracking, and quick control of connected devices. Suitable for users seeking a discreet, lightweight ring for notifications and simple interactions while on the move.

## Long description

The Colmi R12 smart ring with a 20.8 mm inner diameter (size 11) in black is a compact wearable designed for daily use. It integrates basic smart features into a lightweight metal and polymer form factor intended for continuous wear. The ring supports hands-free notifications, simple activity tracking and remote control of connected devices, offering a discreet alternative to bulkier wrist-worn wearables.
Advantages
The Colmi R12 delivers unobtrusive notification alerts and basic fitness monitoring in a minimal, durable design that fits the finger securely. Its small footprint and lightweight construction provide high wearing comfort for day-to-day activities. The ring communicates with smartphones and compatible devices to relay incoming calls, messages and app notifications, and it records basic activity metrics without requiring frequent charging when used as intended.
Suitable for
Users who prefer a discreet wearable for vibration notifications instead of a wrist device
Individuals seeking simple step and activity tracking during everyday use
People requiring quick remote control gestures for connected devices and phone notifications
Those who need a durable, water-resistant accessory for continuous wear
Key specifications
Inner diameter: 20.8 mm (size 11)
Color: Black
Form factor: Compact smart ring for continuous wear
Connectivity: Wireless connection to smartphone (Bluetooth)
Primary functions: Vibration notifications, basic activity/step tracking, remote control of connected devices
Materials: Metal and polymer composite for durability and comfort
Comfort and fit: Lightweight design suitable for daily wear
How to use
Fit the Colmi R12 on the finger corresponding to size 11 (20.8 mm inner diameter) and ensure a snug but comfortable fit. Pair the ring with a compatible smartphone via its companion app and Bluetooth following the app’s pairing instructions. Configure which notifications and gestures are enabled through the app, then wear the ring throughout the day to receive vibration alerts and simple activity data. Charge the ring as recommended in the product documentation to maintain connectivity and tracking functions.
Usage recommendations
For reliable performance, keep the companion app updated and confirm Bluetooth permission settings on your smartphone. Measure your finger before purchase to verify the 20.8 mm inner diameter corresponds to a comfortable fit. Avoid exposing the ring to strong chemicals or extreme temperatures; clean it with a soft cloth and mild soap if needed. Refer to the device documentation for water resistance limits and charging intervals to extend device lifespan.

## FAQ

### How much does the Smart ring Colmi R12 size 11 cost, and is it available for purchase?

The price is 36.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 174 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 10.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Colmi products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Colmi service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/11584452/66896561_large.webp