TL;DR: When a jeweller says a design "can't be made," it usually means one specific structural element won't hold up in real wear — not that the overall idea is impossible. Almost every design that gets this feedback can be adjusted slightly to keep the look you want while fixing the specific problem.
Why This Feedback Can Feel Discouraging
Hearing that a design you've fallen in love with "can't be made" can feel like a flat rejection of the whole idea. In practice, it's almost always about one specific structural detail, not the concept as a whole — and understanding what's actually being flagged makes the conversation much less frustrating.
What Actually Triggers This Feedback
A shank that's too thin to support the design. A very fine band asked to support a large stone, a heavy halo, or extensive pavé can be structurally unsound at the thickness requested — the fix is usually a small increase in shank thickness at the specific points under load, not a redesign.
Insufficient metal around a stone. A setting designed with too little metal holding a stone in place looks striking in a render but risks the stone coming loose in daily wear — the fix is typically slightly more coverage at the prong tips or bezel edge, which rarely changes the overall look significantly.
Elements that will bend or distort under normal pressure. Very thin, unsupported metal elements — a delicate bridge, an unreinforced gallery rail — can distort under the pressure of daily wear even if they look fine in a static render.
Stone shapes or sizes that don't fit the proposed setting geometry. Sometimes the issue is mathematical rather than structural — a specific stone shape simply doesn't fit the proportions of a particular setting style without adjustment to one or the other.
What a Good Response Looks Like
A jeweller flagging a feasibility issue should be able to explain specifically what the problem is and offer at least one adjustment that solves it while preserving as much of the original design intent as possible. "That won't work" without specifics is a weaker answer than "that specific prong is too thin for daily wear — here's how we'd adjust it."
Why This Matters More With CAD Than It Used To
CAD design makes it possible to visualise almost anything, including designs that look complete on screen but aren't actually manufacturable as drawn. Part of a jeweller's job during the CAD stage is catching these issues before production, not after.
Getting Honest Feasibility Feedback at À Vie Diamonds
If we flag a feasibility issue with your design, we'll explain exactly what it is and how we'd adjust it. Get in touch to discuss a design, including one you've been told elsewhere "can't be made."
Related Reading
- What Happens During a CAD Design Consultation
- Can a Delicate-Looking Engagement Ring Still Be Durable?
Frequently Asked Questions
What does it mean when a jeweller says a design can't be made? Almost always it refers to one specific structural issue — a shank too thin, insufficient metal around a stone, or an element that would distort under normal wear — not that the overall concept is impossible.
Can a design that's been rejected elsewhere usually be adjusted to work? Yes, in most cases — a small structural adjustment at the specific problem point typically preserves the overall look while resolving the durability concern.
Last reviewed: July 2026 · À Vie Diamonds