Circa Jewels
Founded in 2000, Circa Inc re-imagined the discreet world of pre-owned luxury jewelry and watches by offering clients a tailored service and exceptional value. Their specialists in the US, Europe and Asia offer immediate payments to sellers after an in-person evaluation of their jewelry and watches.
Projects: websites, user flows, UX/UI, print and digital ads, social, emails, signage
Skills: Direction, Design, Production | Tools: Adobe CC, Microsoft, WordPress
Working with leaders and stakeholders, identified customer pain points and created an integrated multichannel experience that improved the user journey and drove increases in site traffic, appointments, sales and revenue in target markets
mobile website

In 2019, Mondiamo, a high-growth online buyer of pre-owned diamond jewelry, and the first company to provide sellers of diamond jewelry a guaranteed, sight-unseen cash offer using a transparent, customer friendly digital platform. Mondiamo has a strategic and exclusive referral agreement with Blue Nile, the world’s largest online seller of engagement rings.merged with CIRCA, the preeminent global buyer of pre-owned fine jewelry and watches with 12 offices worldwide, creating the world’s leading buyer of pre-owned luxury diamonds, jewelry and watches. This merger transformed the face of the pre-owned luxury jewelry industry by creating a global bricks-and-clicks platform offering consumers the opportunity to realize the true value of their assets.
Consumers own more than $1 trillion of fine jewelry and watches, according to Mondiamo, who estimate the global secondary market for consumer-owned luxury jewelry and watches exceeds $8 billion per year and predict annual growth in the high-single digits. Sustained growth is fueled by consumer acceptance of ‘recommerce’ and increasingly efficient digital platforms that provide more transparent services and higher values for sellers than was previously available.
“By combining Mondiamo’s scalable business model, digital capabilities, data-driven processes and operational expertise with CIRCA’s jewelry knowledge, physical locations and brand equity, we plan to build the best global proposition for sellers of high-end jewelry and luxury watches. We are excited about partnering with Richard and the CIRCA family. Our teams combine cutting edge digital technology with luxury jewelry and timepiece expertise”, says Adama Partners co-founder Oren Schneider, CEO of the combined business.
Richard Tilles, CIRCA’s founder, will become president of the combined business. “Thanks to our deep industry knowledge and global distribution, we’re able to find the best buyer for each piece and pay the highest amount to our sellers. Our goal, to revolutionize the way people monetize their jewelry, will be met by providing world-class pricing with discrete and professional service, whether in-person or from the comfort of one’s own home,” says Tilles, widely regarded as one of the most prominent experts in fine antique jewelry, diamonds, and pre-owned luxury watches.
Onboarding submission flow
New user flow for in-person appointment scheduling and online submission services

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