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Business Details
Luxury Diamond Jewelry in Phoenix | Deep Diamonds
At Deep Diamonds, we have dedicated ourselves to providing exceptional diamond jewelry for over 25 years, initially serving the wholesale market before expanding into retail. Our commitment to quality is evident in our selection of GIA-certified diamonds and custom-designed pieces, ensuring every customer finds a unique treasure. As a family-owned business, we prioritize personalized service, offering a welcoming environment where clients receive individual attention.

Our expertise in both natural and lab-grown diamonds allows us to cater to diverse preferences while maintaining the highest standards of craftsmanship. With a physical store in Phoenix, Arizona, we combine industry knowledge with a customer-centric approach to create lasting relationships built on trust and satisfaction.
Services
Natural Diamonds Lab-Grown Diamonds Custom Jewelry Design Diamond Resizing GIA Certification Engagement Rings Diamond Pendants Wedding Bands Diamond Bracelets Diamond Earrings
Highlights and features
  • We offer over 25 years of diamond industry expertise.
  • Our GIA-certified diamonds guarantee authenticity and value.
  • Custom design services create one-of-a-kind jewelry pieces.
  • Family-owned business providing personalized, attentive service.
  • Extensive selection of natural and lab-grown diamond jewelry.
Associations and certifications
  • GIA
What people say
Amazing prices Great quality Personalized service Custom designs Knowledgeable staff
Services
Custom Jewelry Design
Our expert designers create personalized jewelry pieces tailored to individual preferences. Using advanced techniques and premium materials, we transform concepts into unique wearable art. Clients collaborate directly with our artisans to ensure every detail meets their vision, making this service ideal for engagement rings, heirlooms, or special occasion pieces.
GIA-Certified Diamonds
We offer diamonds graded by the Gemological Institute of America for authenticity and quality. These certified stones provide guaranteed value and characteristics, ensuring transparency for customers. This service appeals to buyers seeking verifiable quality in engagement rings, investments, or high-end jewelry collections.
Diamond Resizing
Professional resizing services ensure perfect fit for diamond rings. Our skilled technicians handle delicate adjustments while maintaining structural integrity. This service addresses common sizing issues post-purchase, guaranteeing comfort without compromising the jewelry's craftsmanship or appearance.
Lab-Grown Diamonds
We provide ethically produced lab-grown diamonds with identical optical properties to natural stones. These sustainable alternatives offer cost-effective options without sacrificing quality. This service caters to environmentally conscious consumers seeking high-quality diamonds for jewelry at accessible price points.
Diamond Appraisal
Professional evaluation services determine the market value of diamond jewelry. Our experts analyze stone characteristics and craftsmanship to provide accurate appraisals. This service supports insurance coverage, estate planning, or resale purposes, offering documented verification of a piece's worth.
People
Praful
Owner
With over 30 years in the diamond industry, Praful brings extensive expertise to Deep Diamonds. He specializes in helping customers find perfect engagement rings and custom jewelry while maintaining exceptional service standards.
Nimrod Barshad
Founder/CEO
As founder, Nimrod established Deep Diamonds' reputation for quality and service. He oversees operations and maintains relationships with major diamond suppliers to ensure competitive pricing and selection.
Questions
What shipping methods are available?
We offer secure domestic shipping with tracking for all orders. Packages are carefully insured and monitored until delivery.
Do you accept international orders?
Currently we only ship domestically within the United States, though we're exploring international shipping options.
What payment methods do you accept?
We accept credit cards, cash, and cashier's checks for all purchases at our Phoenix location.
Can I return purchased jewelry?
While we don't accept returns, we offer exchanges depending on specific circumstances to ensure customer satisfaction.
Do you offer custom design services?
Yes, we specialize in creating custom jewelry pieces tailored to your specifications and preferences.
Are your diamonds certified?
We offer GIA-certified diamonds, guaranteeing authenticity and quality grading by industry standards.