Insights

Market Positioning Star Diamond operates in the luxury jewelry retail sector with a focus on custom design and high-quality gemstones, positioning itself as an attractive choice for customers seeking bespoke, luxury jewelry and potential opportunities to expand into high-end markets and collaborations with premium brands.

E-Commerce Presence With a strong eBay store recognized as a platinum level Power-Seller, there is significant potential to grow online sales channels and leverage digital marketplace strategies to reach a broader customer base, including international markets interested in vintage and modern jewelry.

Supplier Relationships Star Diamond's recent partnership with Rio Tinto indicates active sourcing and collaboration with major mining companies, offering opportunities to explore additional supply chain partnerships or exclusive gemstone procurement arrangements to enhance inventory quality and uniqueness.

Technological Capabilities Utilizing CAD design, wax molding, and precision casting, the company demonstrates strong manufacturing technology, making it a viable partner for bulk orders or B2B collaborations, especially with other jewelers looking for custom, high-quality pieces.

Customer Engagement The company’s reputation for fast, safe shipping and in-house repair services indicates a customer-centric approach that can be further leveraged through personalized marketing, loyalty programs, and expanded after-sales services to boost return sales and customer lifetime value.

Similar companies to Star Diamond

Star Diamond Tech Stack

Star Diamond uses 5 technology products and services including Microsoft 365, YUI, GoDaddy, and more. Explore Star Diamond's tech stack below.

  • Microsoft 365
    Email
  • YUI
    Javascript Libraries
  • GoDaddy
    Web Hosting
  • Apache HTTP Server
    Web Servers
  • Apache
    Web Servers

Star Diamond's Email Address Formats

Star Diamond uses at least 1 format(s):
Star Diamond Email FormatsExamplePercentage
First.Last@stardiamondsandiego.comJohn.Doe@stardiamondsandiego.com
42%
First@stardiamondsandiego.comJohn@stardiamondsandiego.com
8%
First.Last@stardiamondsandiego.comJohn.Doe@stardiamondsandiego.com
42%
First@stardiamondsandiego.comJohn@stardiamondsandiego.com
8%

Frequently Asked Questions

Where is Star Diamond's headquarters located?

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Star Diamond's main headquarters is located at 861 Sixth Avenue, Suite #130 San Diego, CA 92101, US. The company has employees across 4 continents, including North AmericaAsiaAfrica.

What is Star Diamond's official website and social media links?

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Star Diamond's official website is stardiamondsandiego.com and has social profiles on LinkedIn.

What is Star Diamond's SIC code NAICS code?

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Star Diamond's SIC code is 6531 - Real Estate Agents and Managers NAICS code is 4483 - Jewelry, Luggage, and Leather Goods Stores.

How many employees does Star Diamond have currently?

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As of December 2025, Star Diamond has approximately 162 employees across 4 continents, including North AmericaAsiaAfrica. Key team members include Cfo: D. H.. Explore Star Diamond's employee directory with LeadIQ.

What industry does Star Diamond belong to?

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Star Diamond operates in the Retail Luxury Goods and Jewelry industry.

What technology does Star Diamond use?

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Star Diamond's tech stack includes Microsoft 365YUIGoDaddyApache HTTP ServerApache.

What is Star Diamond's email format?

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Star Diamond's email format typically follows the pattern of First.Last@stardiamondsandiego.com. Find more Star Diamond email formats with LeadIQ.

When was Star Diamond founded?

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Star Diamond was founded in 2008.

Star Diamond

Retail Luxury Goods and JewelryUnited States51-200 Employees

The Company:
Star Diamond is a full service custom jewelry manufacturer and purchaser of precious stones, metals, and diamonds.

• Wholesale Diamonds from .005 to 50+ carats
• Design and manufacture of all styles of jewelry. We provide everything from start to finish, including:
  Cad Design, Wax Mold,  Precision Casting, Diamond Selection and Setting and Finishing.
• Purchase precious stones and metals and have access to fancy colored diamonds, both natural and
  enhanced, in any size or shape.
• Sell all Fancy Shape melee: Princess, Baguette, Marquise, Pear, Oval, Assher, Radiant and Ideal cut.

Star Diamond & Jewelry Store:
Star Diamond's eBay store, Star Diamond & Jewelry, sells vintage, retro and modern jewelry. When you buy jewelry from us you are NOT buying from a faceless company but a passionate team of jewelry lovers.

• Platinum level Power-Seller on eBay and have hundreds of happy customers.
• Known for our fast & safe shipping and great customer service
• Store is run by a passionate team whose goal is to help you find your next treasure. 
• Located within the Jewelry Exchange building in Downtown San Diego
• Located only a short drive to Carlsbad's Gemological Institute of America
• All jewelry is cleaned, polished and repaired by our in-house professional jeweler, so you can rest assured it is in good hands

Section iconCompany Overview

Headquarters
861 Sixth Avenue, Suite #130 San Diego, CA 92101, US
SIC Code
6531 - Real Estate Agents and Managers
NAICS Code
4483 - Jewelry, Luggage, and Leather Goods Stores
Founded
2008
Employees
51-200

Section iconFunding & Financials

  • $10M$25M

    Star Diamond's revenue is estimated to be in the range of $10M$25M

Section iconFunding & Financials

  • $10M$25M

    Star Diamond's revenue is estimated to be in the range of $10M$25M

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