• Octagon signet ring blank in sterling or Argentium silver held between fingers, flat engraving face, minimalist jewellery component
  • 12mm Octagon Silver Signet Ring for Jewelry Crafting, Engraving or Gem Setting
  • Octagon signet ring 12mm specification infographic showing dimensions, weight, and silver material options
  • Octagonal signet ring blank angled view showing flat face and tapered shoulders in solid silver
  • Close-up of octagonal signet ring face showing smooth flat surface ideal for engraving or customisation
  • Side profile of octagon signet ring blank showing smooth tapered shank and solid construction in silver
  • Side view of octagonal signet ring on mandrel showing tapered shoulders and thickness of face
  • Octagon signet ring blank side view with polished shoulder and flat engraving surface
  • Angled view of octagon signet ring blank on mandrel highlighting flat engraving surface and satin finish
  • Front view of octagonal signet ring blank with flat face for engraving, minimalist silver ring design
  • Octagon signet ring blank displayed on wooden ring mandrel, flat face ready for engraving or stone setting
  • Back view of signet ring blank showing band shape and internal finish, solid silver jewellery component
  • Underside view of octagon signet ring blank showing hollow-free solid structure and clean inner band
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TheJewelleryBuilder

12mm Octagon Silver Signet Ring

12mm Octagon Silver Signet Ring

£41.00 GBP
£41.00 GBP
Sale Sold out
Tax included.

A solid 8mm round signet ring, designed for engraving, stone setting and custom jewellery work.

Cast to order in our UK workshop.
Dispatch in 2-6 working days.

Why this works

  • Flat face ideal for engraving or stone setting
  • Clean geometry for easier finishing and polishing
  • Cast in one piece for strength and consistency

Ideal for

  • Engraved signet rings
  • Flush-set gemstone designs
  • Custom and bespoke jewellery work

Specifications

  • Material: Sterling Silver or Argentium Silver
  • Face Size: 12mm Octagon, 2.2mm tall
  • Shank Size: 3.5mm thick, 1.6mm tall.
  • Weight:Varies from approx 5.5g to 7.5g

Looking for a different metal, size or variation?
Get in touch and we’ll be happy to quote for a custom version.

Important

This is a semi-finished jewellery component supplied ready for your own finishing, polishing, engraving or stone setting. Each piece is made to order and not held in stock.

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