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Knowledge, tips & inspiration

Practical guides to custom jewelry, 3D printing, laser engraving, and resin casting, covering pricing, processes and materials - all in one place.

How to Cut, Simplify and Rescale an STL Model

How to Cut, Simplify and Rescale an STL Model

Four operations that save a print: splitting a model bigger than the bed, simplifying a dense mesh, rescaling without losing walls, and choosing the angle.

Lost-Resin Step by Step: Resin Printing in Jewelry Making

Lost-Resin Step by Step: Resin Printing in Jewelry Making

How is a lost-resin pattern made for jewelry casting? Equipment, castable resins, shrinkage compensation, and the workflow from CAD to a finished ring.

Custom Miniature & Figurine Printing: 16K Resin

Custom Miniature & Figurine Printing: 16K Resin

Gaming miniatures, collectible figurines and board game prototypes printed on the Elegoo Saturn 4 Ultra 16K. Detail from 0.2 mm, prices from €12.

Chain Weave Types: 12 Patterns Worth Knowing

Chain Weave Types: 12 Patterns Worth Knowing

Guide to 12 chain weave types: from classic cable to Byzantine. Learn which weave to choose and how handmade chains are crafted.

3D Modeling on Demand - Rhino, Fusion 360 (Guide)

3D Modeling on Demand - Rhino, Fusion 360 (Guide)

No 3D file? We design the model from a sketch. 3D modeling / CAD in Rhino and Fusion 360 for jewelry and technical parts - process, formats, cost.

What Does Custom Jewelry Cost? Price Guide 2026

What Does Custom Jewelry Cost? Price Guide 2026

Rings, necklaces, bracelets, earrings - what does custom jewelry really cost? Pricing factors, real price ranges and expert tips from AEJaCA.

How to Care for Silver & Gold Jewelry - AEJaCA Guide

How to Care for Silver & Gold Jewelry - AEJaCA Guide

Practical guide to caring for silver 925 and gold jewelry. Cleaning, storage, gemstone protection - everything you need to know.

Resin Casting - What It Is & What You Can Create

Resin Casting - What It Is & What You Can Create

Complete guide to UV and 2K epoxy resin casting: cure times, layer thickness, pigments, mica colors, maximum size, pricing, and turnaround at AEJaCA sTuDiO.

Personalized Gifts - Ideas for Every Occasion

Personalized Gifts - Ideas for Every Occasion

Looking for a unique gift? Engraved jewelry, resin casts, 3D prints - personalized presents from AEJaCA for birthdays, anniversaries & holidays.

How to Prepare an STL File for 3D Printing - Guide

How to Prepare an STL File for 3D Printing - Guide

Everything about STL files: formats, error fixing, mesh optimization, export from popular software. Upload your file to AEJaCA's instant calculator.

Silver vs Gold - Which Metal to Choose for Jewelry?

Silver vs Gold - Which Metal to Choose for Jewelry?

Comparing silver 925 and gold 14k/18k: durability, price, care, allergies, and style. Practical guide to choosing metal for jewelry.

Custom Wedding Bands - Metal, Profile & Price Guide

How to choose wedding bands? Comparing metals, profiles, and finishes. Pair pricing from €160. Online calculator at AEJaCA.

Laser Cutting & Engraving Materials - What Works?

Laser Cutting & Engraving Materials - What Works?

Overview of CO2 and Fiber laser materials: wood, acrylic, leather, metal, glass, stone. Thicknesses, limitations, and pricing at AEJaCA sTuDiO.

Jewelry as an Investment — Is It Worth It?

Jewelry as an Investment — Is It Worth It?

Is gold and gemstone jewelry a good investment? Comparing value, resale rates, and risk for certified stones versus mass-market pieces. AEJaCA guide.

AI in Jewelry Design - How We Use It at AEJaCA

AI in Jewelry Design - How We Use It at AEJaCA

How does AI assist jewelry design at AEJaCA? Concept generation, 3D optimization, cost calculation. Technology serving craftsmanship.

Inside AEJaCA - Equipment, Materials & Creative Process

Inside AEJaCA - Equipment, Materials & Creative Process

A peek inside AEJaCA's workshop: 3D printers, lasers, jewelry tools. How jewelry and studio projects are made from A to Z.

Custom Engagement Ring - Cost, Process & Tips

Custom Engagement Ring - Cost, Process & Tips

How much does a custom engagement ring cost? From idea to finished ring - metals, gemstones, timeline. A complete guide by AEJaCA.

3D Printing Step by Step - From Idea to Product

3D Printing Step by Step - From Idea to Product

How does 3D printing work? FDM vs resin, from file to print, pricing, materials. A complete guide to 3D printing services at AEJaCA sTuDiO.

Laser Engraving - Materials, Techniques & Uses

Laser Engraving - Materials, Techniques & Uses

CO2 vs fiber laser, which materials can be engraved, applications, pricing. A complete guide to laser engraving services at AEJaCA sTuDiO.

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Ready-made products and services ordered online, with a binding price up front.