16 min read
Diamond Blemishes: Full Guide
What diamond blemishes are, the main surface blemish types, how they differ from inclusions, and how they affect clarity and polish grades.
Insights & Guides
The Guru Diam Blog
Expert articles on lab-grown diamonds, wholesale sourcing strategies, and the latest trends shaping the jewelry industry.
15 min read
Diamond Bolo Bracelets: A Sourcing Guide
How jewelers and manufacturers source loose diamonds and melee for adjustable bolo bracelet production — mechanism types, stone placement, and wholesale pricing.
15 min read
Diamond Bracelet Styles: A Complete Guide
An overview of the main diamond bracelet styles jewelers stock — tennis, bangle, chain, cuff, and more — construction, wear, and sourcing notes.
15 min read
What Is a Diamond Broker?
What a diamond broker does, how brokering differs from wholesaling and dealing, and what a trade buyer should know before working with one.
16 min read
Diamond Carat Chart: Sizes & Weights
A visual diamond carat chart showing how carat weight relates to millimeter size and appearance across common shapes, for buyers and jewelers.
15 min read
Diamond Chain Bracelets: A Sourcing Guide
How jewelers and manufacturers source loose diamonds and melee for diamond-set chain bracelet production — link styles, stone placement, and wholesale pricing.
15 min read
Diamond Chandelier Earrings: Sourcing Guide
How jewelers source diamonds for chandelier earring lines — tiered construction, stone and melee sourcing, weight balance, and wholesale pricing.
15 min read
Diamond Charm Bracelets: A Sourcing Guide
How jewelers source diamond charm bracelets — chain types, charm attachment methods, diamond settings, and wholesale pricing structure.
16 min read
Diamond Climber Earrings: Sourcing Guide
How jewelers source loose diamonds for ear climber earring lines — stone gradation, setting styles, matched-pair sourcing, and wholesale pricing.