Огранщик драгоценных камней — работа в Финляндии
Precious stone cutters use cutting machines and tools to cut or carve diamonds and other gemstones according to diagrams and patterns while considering different specifications. They are experts at fabricating jewellery such as rings, brooches, chains and bracelets from gemstones.
Огранщик драгоценных камней - Какие навыки обязательны?
Handle, modify, or repair jewellery-making equipment such as jigs, fixtures, and hand tools such as scrapers, cutters, gougers, and shapers.
Types of minerals or petrified materials that are cut and polished for use in jewellery, classified according to type, characteristics, and value.
Perform great attention to all steps in the design, creation and finishing of jewellery.
Examine finished jewellery products to ensure that they meet quality standards and design specifications. Use magnifying glasses, polariscopes or other optical instruments.
Closely examine gemstone surfaces using polariscopes or other optical instruments.
Record the weight of finished jewellery pieces.
Cut and shape gemstones and jewellery pieces.
Materials and processes involved in creating jewellery items like earrings, necklaces, rings, brackets, etc.
Use electronic, mechanical, electric, or optical precision tools for precision work.
Shape gemstones using equipment such as diamond or silicon carbide wheels to obtain a rough though more regular form called the preform.
Determine appraised value of gemstones such as diamonds and pearls; study price guides, market fluctuations and grades of rarity.
Key characteristics of diamonds that affect their value: carat weight, cut, colour and clarity.
The manufacturing of different type of jewellery such as rings or necklaces out of various metal types such as silver, gold, diamond and other precious stones.
Gemstones can be cut into different shapes such as faceted stones, cablochons, spheres or beads. They can also be fit together with other precious stones or different materials as in the case of inlays or mosaics. Finally, they can be carved to produce intaglios or cameos.
Огранщик драгоценных камней - Какие навыки полезны, но не обязательны?
Pass on knowledge and skills, explain and demonstrate the application of equipment and materials and answer questions about trade techniques for the manufacturing of products.
Process of tumbling, employing water and other agents inside a wet tumbling barrel to clean and remove burrs from metal parts and stones in order to smoothen them.
Make jewellery repairs, such as enlarging or reducing ring sizes, soldering pieces of jewellery back together, and replacing broken or worn-out clasps and mountings.
Select and apply appropriate restoration techniques in order to achieve the required restoration goals. This encompasses preventive measures, remedial measures, restoration processes and management processes.
Provide customers with detailed advice on watches and pieces of jewellery available in the store. Explain about different brands and models and their characteristics and features. Recommend and provide personal advice on pieces of jewellery, according to the customer's needs and preferences.
Evaluate the outcome of conservation and restoration procedures. Evaluate the degree of risk, success of treatment or activity and communicate the results.
Reshape jewellery mountings.
Smoothen rough parts of pieces of jewellery using hand files and emery paper.
Create pieces of jewellery using precious materials such as silver and gold.
Report in case the product arrives with a defect from previous processes. Understand the type of defect and send it to the right person.
Use specialised equipment such as electron microscope, telemetry, digital imaging analysis, global positioning systems, and computer modelling in studies and analyses of production methodology.
Apply enamel paint on surface using brushes.
Select and purchase gems to use in jewellery pieces and designs.
Use polishing agents or fine grades of diamonds to remove small amounts of stone in order to get a shiny surface that will improve light refraction or reflection.
Use abrasives to remove scratches and irregularities on gemstones. The abrasives used for this process are finer than the ones used for grinding gemstones. The sanding process is used to create flat surfaces on a stone, such as facets, is called lapping.
Operate a microscope, an instrument used to see objects that are too small for the naked eye to see.
Record the amount of time it took to process an item of jewellery.
Estimate the cost implications of restoring and replacing products or parts.
The process of creating pearls by inserting a piece of tissue in the centre of the oyster to help create pearls under controlled conditions, instead of the accidentally occurring natural pearls.
The materials and processes used to create imitation jewellery, and how to manipulate the materials.
The offered watches and jewellery products, their functionalities, properties and legal and regulatory requirements.
Develop new jewellery designs and products, and modify existing designs.
Estimate the total cost for the maintenance of watches or pieces of jewellery.
Determine restoration needs and requirements and plan the activities. Consider the desired results, the level of intervention required, evaluation of alternatives, constraints on actions, stakeholder demands, possible risks and future options.
Generate innovative and creative ideas to design and decorate jewellery.
Use cleaning equipment to properly care for jewellery and watches, as per customer request. This might involve cleaning and polishing watches and pieces of jewellery.
Categories in which various types of jewellery can be found such as diamond fashion jewellery or diamond bridal jewellery.
Assess used metal (gold, silver) and gems (diamonds, emeralds) based on age and current market rates.
The process of shaping metal parts with a high relief or very fine features, such as coins, medals, badges or buttons, by pressing the surface of the metal between two dies.
Clean and polish metal items and pieces of jewellery; handle mechanical jewellery-making tools such as polishing wheels.
Tend a machine designed to smoothen metal or stone surfaces by having the different pieces rub against each other inside a tumbling barrel, monitor and operate it according to regulations.