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Heman Chen Profile
Heman Chen

@chen_heman

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An expert of Jewelry Development & Jewelry Manufacturing since 2010

China
Joined May 2011
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@chen_heman
Heman Chen
12 days
Learn enamel techniques for stunning jewelry. Step-by-step guide covers painted enamel, grisaille, dry sieving, and special effects using tools like brushes, oils, and gold leaf.
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@chen_heman
Heman Chen
12 days
Learn two key enamel jewelry techniques: etched champlevé (using acid to carve metal) and translucent plique-à-jour (firing glass in metal frames).
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@chen_heman
Heman Chen
15 days
This guide covers essential enamel tools (kilns, racks, spatulas) and 7 core techniques (like cloisonné and painted enamel). Learn to clean metal, apply glaze, and polish pieces. .
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@chen_heman
Heman Chen
15 days
This guide covers essential enamel tools (kilns, racks, spatulas) and 7 core techniques (like cloisonné and painted enamel). Learn to clean metal, apply glaze, and polish pieces.
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@chen_heman
Heman Chen
15 days
Learn two enamel methods — flat-laid enamel and cloisonné — to add vibrant, durable color and detail to jewelry. #JewelleryBusiness #EnamelJewellery #CustomJewellery #Cloisonné https://t.co/UumdbuM6Yp
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@chen_heman
Heman Chen
2 months
Diamond, pure carbon, hardest natural gem, symbolizes eternal love. Types I (contains nitrogen) and II (nitrogen-free). Famous for brilliance, fire, and excellent thermal conductivity. Colorless to yellow most common; fancy colors are rare.
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@chen_heman
Heman Chen
2 months
Diamonds form deep underground under high heat and pressure. They are brought to the surface by special volcanic rocks like kimberlite. Major sources include Russia, Botswana, and Canada. .
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@chen_heman
Heman Chen
2 months
Learn how to spot real diamonds. This guide shows key tests for luster, fire, and using a thermal tester. Identify natural vs. synthetic diamonds like HPHT and CVD, and tell them apart from fakes like cubic zirconia.
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@chen_heman
Heman Chen
2 months
Diamond value is based on "4C" standards: Color, Clarity, Cut, Carat Weight. Major labs like GIA and China's GB/T 16554 use this. It determines price, rarity, and beauty for jewelry businesses and sellers.
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@chen_heman
Heman Chen
2 months
This guide details the world's largest diamonds over 100 carats. It covers their discovery in mines, cutting into famous gems like the Cullinan, and key details on weight, color, and clarity for jewelry professionals and ....
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@chen_heman
Heman Chen
2 months
This guide details the world's largest rough diamonds over 400 carats. Discover giant stones like Sewelô (1758 ct) from Botswana, Lesotho's Legend (910 ct), and Sierra Leone's Star (969.8 ct). Learn about their discovery in mines, , ....
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@chen_heman
Heman Chen
2 months
Discover the legendary histories of famous diamonds like the Koh-i-Noor and Hope Diamond. Learn about their origins, famous owners, recutting, and settings in crowns and jewelry.
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@chen_heman
Heman Chen
2 months
This article talks about how to keep silver jewelry looking shiny and new. It explains different ways to protect silver from tarnishing, like using special chemicals or coatings. ...
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@chen_heman
Heman Chen
2 months
Learn about platinum plating for jewelry! This guide covers different plating solutions like chloride and sulfate, plus alloys such as Pt-Au and Pt-Co. It’s great for jewelry stores, designers, and brands. .....
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@chen_heman
Heman Chen
2 months
Palladium plating is a silver-white, ductile metal, more affordable than gold. It provides a bright, white finish, good corrosion resistance, and is used for decorative jewelry. The guide covers electroplating solutions, alloys like Pd-Ni, ....
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@chen_heman
Heman Chen
2 months
Rhodium plating adds a hard, silver-white, anti-tarnish layer to jewelry. It prevents corrosion, maintains brightness, and resists wear. This guide explains the plating process, solutions, and how to achieve....
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@chen_heman
Heman Chen
2 months
Ruthenium plating creates a hard, silver-white or black finish for jewelry. It offers excellent wear resistance, corrosion resistance, and a stable decorative layer for items like rings, necklaces, and watches, enhancing their durability and value.
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@chen_heman
Heman Chen
2 months
Discover the basics of jewelry. Learn its origins from ancient times to modern use. See how it’s made from metals and gemstones. Understand different types like decorative, functional, and symbolic.
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@chen_heman
Heman Chen
2 months
Learn how to match jewelry using visual illusions. This guide teaches pairing necklaces and earrings with different face shapes, skin tones, and body types.
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@chen_heman
Heman Chen
2 months
Learn how to care for gold, silver, platinum, diamonds, jadeite, ruby, sapphire, pearls, and amber. Discover cleaning methods, proper storage to avoid scratches and oxidation, and tips to maintain brilliance. .
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