---
product_id: 41528125
title: "Et18 RS Electronic Gold Tester by"
brand: "mizar"
price: "£1.43"
currency: GBP
in_stock: false
reviews_count: 4
url: https://www.desertcart.co.uk/products/41528125-et18-rs-electronic-gold-tester-by
store_origin: GB
region: Great Britain
---

# Accurate karat detection ≥10K 9V battery powered 2-second rapid test Et18 RS Electronic Gold Tester by

**Brand:** mizar
**Price:** £1.43
**Availability:** ❌ Out of Stock

## Summary

> 💎 Test Gold Like a Pro—Fast, Accurate, Portable!

## Quick Answers

- **What is this?** Et18 RS Electronic Gold Tester by by mizar
- **How much does it cost?** £1.43 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/41528125-et18-rs-electronic-gold-tester-by)

## Best For

- mizar enthusiasts

## Why This Product

- Trusted mizar brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Low Battery Alert:** Never get caught off guard with a built-in low battery indicator keeping you powered up.
- • **User-Friendly Kit:** Comes with testing liquid and detailed instructions—professional results without the hassle.
- • **Pocket-Sized Power:** Compact and battery-operated for on-the-go testing anytime, anywhere.
- • **Instant Karat Clarity:** Get precise gold purity results in just 2 seconds—no more guessing.
- • **Multi-Tone Gold Detection:** Confidently distinguish solid gold from plating, including green and pink gold variants.

## Overview

The ET-18 RS Electronic Gold Tester by Mizar is a compact, battery-powered device that delivers precise karat readings (≥10K) in just 2 seconds. It distinguishes solid gold from plating, including green and pink gold, and includes testing liquid and instructions for easy use. Featuring a low battery indicator and running on a single 9V battery, it’s the perfect tool for professionals and enthusiasts seeking quick, reliable gold verification on the go.

## Description

For slightly more than the cost of a test acid kit, the ET-18 precisely determines gold karat values equal to or greater than 10K, 14K, and 18K. Pocket sized and battery operated. Features: Distinguishes gold plate from solid gold Also tests green and pink gold Tests in two seconds Low battery indicator Runs on one 9v battery

Review: Works good! - Works good! Tested a few items I knew were gold and some I knew were not. It did just fine.
Review: Love it! - It works great!!!

## Features

- Requires item preparation and use of testing liquid (included)
- Detailed instructions included

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01N0S29SN |
| Best Sellers Rank | #66,216 in Arts, Crafts & Sewing ( See Top 100 in Arts, Crafts & Sewing ) #45 in Jewelry Gold Testers |
| Brand Name | Mizar |
| Color | Black |
| Customer Reviews | 4.3 4.3 out of 5 stars (9) |
| Manufacturer | Mizar |
| Measurement Type | Ohmmeter or Voltmeter |
| Minimum Operating Voltage | 9 Volts (DC) |
| Model | ET-18 |
| Power Source | Battery Powered |
| Specification Met | CE, RoHS, UL |
| Style Name | Compact |

## Product Details

- **Brand:** Mizar
- **Color:** Black
- **Min. Operating Voltage:** 9 Volts (DC)
- **Power Source:** Battery Powered
- **Style:** Compact

## Images

![Et18 RS Electronic Gold Tester by - Image 1](https://m.media-amazon.com/images/I/31VQ7K0pTOL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works good!
*by G***N on November 19, 2025*

Works good! Tested a few items I knew were gold and some I knew were not. It did just fine.

### ⭐⭐⭐⭐⭐ Love it!
*by D***E on October 30, 2025*

It works great!!!

### ⭐⭐⭐⭐⭐ Nothing
*by M***A on October 3, 2025*

It worked well

## Frequently Bought Together

- Mizar Et18 RS Electronic Gold Tester by
- Presidium Instruments Gem Tester II (PGT II) with Assisted Thermal Calibration (ATC) for Identifying Diamonds/Moissanites and Common Colored Gemstones

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**Shop now:** [https://www.desertcart.co.uk/products/41528125-et18-rs-electronic-gold-tester-by](https://www.desertcart.co.uk/products/41528125-et18-rs-electronic-gold-tester-by)

---

*Product available on Desertcart Great Britain*
*Store origin: GB*
*Last updated: 2026-04-22*