---
product_id: 295907438
title: "Thermo Gold Testing Stone/Kasauti Stone/Natural Obsidian (2.5 inch x 4 inch x 10 mm Thickness) - Made in Bharat"
brand: "thermo"
price: "12298CFA"
currency: XOF
in_stock: true
url: https://www.desertcart.sn/products/295907438-thermo-gold-testing-stone-kasauti-stone-natural-obsidian-2-5
store_origin: SN
region: Senegal
---

# 2.5" x 4" size Precision testing Acid resistant Thermo Gold Testing Stone/Kasauti Stone/Natural Obsidian (2.5 inch x 4 inch x 10 mm Thickness) - Made in Bharat

**Brand:** thermo
**Price:** 12298CFA
**Availability:** ✅ In Stock

## Summary

> 🔍 Discover the Gold Standard in Testing!

## Quick Answers

- **What is this?** Thermo Gold Testing Stone/Kasauti Stone/Natural Obsidian (2.5 inch x 4 inch x 10 mm Thickness) - Made in Bharat by thermo
- **How much does it cost?** 12298CFA with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/295907438-thermo-gold-testing-stone-kasauti-stone-natural-obsidian-2-5)

## Best For

- thermo enthusiasts

## Why This Product

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

## Key Features

- • **Versatile Usage:** Ideal for jewelry stores, workshops, and personal collections—wherever quality matters.
- • **Effortless Handling:** Compact dimensions ensure easy maneuverability and storage, perfect for busy jewelers.
- • **Legacy of Excellence:** THERMO has been a trusted name since 1958, ensuring quality and reliability in every piece.
- • **Unmatched Durability:** Crafted from premium Kasauti Stone, this testing stone withstands corrosive acids without a hitch.
- • **Precision at Your Fingertips:** Smooth, non-reactive surface guarantees accurate gold purity tests every time.

## Overview

The Thermo Gold Testing Stone, measuring 2.5 inches by 4 inches with a thickness of 10mm, is an essential tool for jewelers. Made from durable Kasauti Stone or natural obsidian, it resists corrosive testing acids, ensuring longevity and reliability. This stone is perfect for verifying gold purity, making it a must-have for jewelry stores, workshops, and personal collections. With a legacy dating back to 1958, THERMO guarantees quality and precision in every test.

## Description

Thermo Gold Testing Stone/Kasauti Stone/Natural Obsidian (2.5 inch x 4 inch x 10 mm Thickness) - Made in Bharat

## Features

- Measuring 2.5 Inch x 4 Inch x 10mm Thickness, Gold Testing Stone offers an Ample Testing area for Examining Gold Samples. Its Dimensions Ensure Ease of Handling and Convenient Storage.
- Gold Testing Stone/Kasauti Stone is a Vital Instrument in Jewelry Making. It allows Jewelers to Accurately Verify the Purity to Gold Used In their Creations, Ensuring the Quality and Integrity to their Finished Pieces.
- Acid Resistance: Designed to Withstand the Corrosive Effects to Gold Testing Acids or Solutions, this Stone Remains Durable and Intact Throughout the Testing Process, without Reacting or Dissolving Upon Contact with Acids.
- Premium Materials: Crafted From Kasauti Stone or Natural Obsidian, the Gold Testing Stone/Kasauti Stone Features a Smooth and Non-Reactive Surface, Ideal for Performing Precise and Reliable Gold Purity Tests. These Materials are Selected for their Suitability In Gold Testing Due to their Specific Advantageous Properties.
- Ideal for Use in Jewelry Stores, Workshops, Pawnshops, Trade Shows and Personal Collections, The Gold Testing Stone Offers Fast and Clear Visual Confirmation of Metal Purity, Enhancing Workflow Efficiency.
- THERMO - Pioneering since 1958

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | THERMO |
| Power Source | Corded Electric |
| Style | 2.5" X 4" (inches) |
| Colour | Jet Black with High Contrast |
| Item Weight | 300 Grams |
| Item dimensions L x W x H | 6.4 x 10.2 x 1 Centimeters |
| Manufacturer | THERMO, Thermo Forg Co. 10/6 Bhaktinagar Station Plot, Rajkot (Gujarat)-360002 (97730-32245) (whatsapp),WEB-www.THERMOINDIA.com // MAIL-info@thermoindia.com |
| Manufacturer | THERMO |
| Country of Origin | India |
| Item model number | HVD-8812 |
| Product Dimensions | 6.35 x 10.16 x 0.99 cm; 300 g |
| ASIN | B07MVZ9KJZ |

## Product Details

- **Brand:** THERMO
- **Power Source:** Corded Electric
- **Style:** 2.5" X 4" (inches)
- **Colour:** Jet Black with High Contrast
- **Item Weight:** 300 Grams

## Images

![Thermo Gold Testing Stone/Kasauti Stone/Natural Obsidian (2.5 inch x 4 inch x 10 mm Thickness) - Made in Bharat - Image 1](https://m.media-amazon.com/images/I/61RGzhnNvDL.jpg)

## Available Options

This product comes in different **Size** options.

## Frequently Bought Together

- Thermo Gold Testing Stone/Kasauti Stone/Natural Obsidian (2.5 inch x 4 inch x 10 mm Thickness) - Made in Bharat
- Johnson Tools Gold Testing Stone or Natural Obsidian For Testing Gold Jewellery (Color : Black, shape : Owl)

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**Shop now:** [https://www.desertcart.sn/products/295907438-thermo-gold-testing-stone-kasauti-stone-natural-obsidian-2-5](https://www.desertcart.sn/products/295907438-thermo-gold-testing-stone-kasauti-stone-natural-obsidian-2-5)

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*Product available on Desertcart Senegal*
*Store origin: SN*
*Last updated: 2026-02-26*