4.25mm Swiss Blue Topaz Round Cut Natural Gemstone | Jewellery Trade Resources

Sale price£7.99


4.25mm Swiss Blue Topaz Round Cut Gemstone - Elevate Your Jewellery Creations with Vibrant Blue

Feast your eyes on our stunning 4.25mm Swiss blue topaz gemstones, showcasing a near-electric blue hue and expert cut. Our blue topaz collection includes sky blue (light blue), London blue (dark blue), and the captivating Swiss blue. All our gemstones are ethically sourced and carefully calibrated by diameter to meet the needs of the jewellery trade.

  • Genuine Swiss Blue Topaz
  • 4.25mm Round Cut
  • Eye-Catching Blue Colour
  • Expert Cut

Please be aware that the images displayed represent the gemstone's cut and colour swatch. As natural products, individual stones may exhibit minor variations in shade and size. When ordering multiple gemstones, we will endeavour to select the most closely matched items.

A detailed invoice is supplied with each gemstone purchase. For additional certification or a comprehensive report on a specific gemstone, you must obtain one from an independent laboratory of your choosing.

Unveil the Splendour of Topaz Gemstones

Topaz gemstones display a vast array of colours, with most gem-quality topaz ranging from transparent to translucent. Renowned for its radiant vitreous lustre, topaz is the birthstone for November and the zodiac gemstone for Scorpio. With a hardness of 8, topaz is a durable gemstone believed to promote good health when placed in a home.

Topaz Treatments and Identification Techniques

Topaz can undergo heat and irradiation treatments to alter its colour, while coatings may be applied to generate green shades and optical effects. Dichroscopes and Chelsea colour filters can be utilized to help identify topaz gemstones.

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