Rocksbox
Rocksbox is a demi-fine fashion jewelry brand featuring gold vermeil and lab-grown diamonds in modern, stackable designs. Originally a jewelry rental subscription service founded in 2012, it was acquired by Signet Jewelers and sunset as a standalone brand in 2026, with the collection now sold exclusively through Kay Jewelers stores and Kay.com.
- Company typePrivate
- Founded2012
- HeadquartersSan Francisco, United States
- Headcount11–50
- GTM typeB2C
- OfferingHardware or Manufacturing
What Rocksbox does
Rocksbox was founded in 2012 as a jewelry rental subscription service and was subsequently acquired by Signet Jewelers (NYSE: SIG). Under Signet's 'Grow Brand Love' strategy, Rocksbox pivoted from a subscription rental model to selling fashion jewelry outright, opening its first physical retail stores in Walnut Creek, CA and SoHo, NY in mid-2025. The product line centers on demi-fine fashion jewelry — rings, necklaces, earrings, and bracelets — featuring gold vermeil and lab-grown diamonds in modern, stackable, personalization-friendly designs targeted at fashion-conscious female consumers. The original subscription curation, which paired customers with stylist-selected pieces, was a form of managed discovery in the fashion jewelry category.
Following Signet's March 2026 portfolio consolidation announcement — reducing the parent from eight distinct banners to four core brands (Kay Jewelers, Zales, Jared, Blue Nile) — Rocksbox was sunset as a standalone operation. By June 30, 2026 the Rocksbox.com website was discontinued and Rocksbox was repositioned as a proprietary sub-brand within Kay Jewelers, distributed exclusively through Kay's ~2,600-store retail network and Kay.com. Rocksbox's go-to-market, pricing, customer service, loyalty (Vault Rewards), and credit offerings are now fully subsumed by Kay's infrastructure.
Over its independent life, Rocksbox raised approximately $10.2M across three disclosed rounds (a 2013 seed from Mucker Capital, a 2014 Series A of $1.5M led by Matrix with BBG Ventures and The Perkins Fund, and a 2016 Series B of $8.7M co-led by KEC Ventures and Matrix with CSC Upshot, Eastward Capital Partners, Hone Capital, OPT Ventures, Outlier Ventures, SignalFire, and The Perkins Fund). Allison Vigil serves as President. The brand's value proposition post-pivot is a curated, accessible-luxury aesthetic leveraging Kay's century-old retail and craftsmanship credentials, but as a standalone entity Rocksbox has been wound down in favor of integration into the larger Kay platform.
Rocksbox firmographics
Firmographics- Name
- Rocksbox
- Legal name
- Rocksbox
- Website
- https://rocksbox.com
- Company type
- Private
- Founded year
- 2012
- Operating status
- Closed
- Headcount range
- 11–50 employees
- Short description
- Rocksbox is a demi-fine fashion jewelry brand featuring gold vermeil and lab-grown diamonds in modern, stackable designs. Originally a jewelry rental subscription service founded in 2012, it was acquired by Signet Jewelers and sunset as a standalone brand in 2026, with the collection now sold exclusively through Kay Jewelers stores and Kay.com.
- Ownership category
- akta.pro rank
Rocksbox industry classification
Industry- Product category
- Fashion Jewelry
- NAICS
- Jewelry Retailers (458310), Jewelry and Silverware Manufacturing (33991)
- SIC
- Retail-Jewelry Stores (5944), Jewelry, Precious Metal (3911)
- akta.pro primary industry
- Precious Metal Jewelry (Gold/Platinum/Silver) (CRAKAAAD)
- akta.pro secondary industries
- Fashion Jewelry Sets & Giftable Collections (CRAKABAL), Fine Jewelry Manufacturing (Precious Metals & Gem-Set) (CRAKAIAA)
Keywords
Where Rocksbox is headquartered
LocationHeadquarters
- HQ city
- San Francisco
- HQ country
- United States
- HQ region
- North America
Offices2 records
Markets served
Rocksbox business model
Business model- GTM type
- B2C
- Offering type
- Hardware or Manufacturing
- Cost components
- Supply Chain, Operations, Marketing or Sales, Personnel
Revenue model
- Fashion Jewelry Sales: Rocksbox transitioned from a jewelry rental subscription model to selling fashion jewelry outright, featuring top designer brands through Signet Jewelers' retail network.
- Retail Jewelry Sales: The brand generates revenue through direct product sales of demi-fine jewelry at Kay Jewelers retail locations and online at Kay.com, combining Rocksbox's modern stackable designs with Kay's established retail infrastructure.
Go-to-market motion2 records
Distribution channels2 records
Marketing channels3 records
Rocksbox product offering
Product offeringCore offering
Rocksbox designs and sells modern, stackable demi-fine fashion jewelry featuring gold vermeil and lab-grown diamonds. Originally launched as a jewelry rental subscription service, the brand has been repositioned as a private-label fashion jewelry line under Signet Jewelers, now sold exclusively through Kay.com and Kay Jewelers retail locations.
Product overview
Rocksbox is a demi-fine fashion jewelry sub-brand now exclusively available at Kay Jewelers, offering a curated collection of rings, necklaces, earrings, and bracelets. Designed in gold vermeil and lab-grown diamonds, the brand focuses on modern, stackable styles that are easy to personalize with meaningful initials and symbols. The Rocksbox Collection combines the brand's contemporary aesthetic with Kay's 100 years of jewelry expertise, delivering accessible luxury jewelry through Kay.com and select Kay retail locations.
Differentiator
Problem solved
Functional benefit
Products and services
- Rocksbox Collection A line of modern, stackable demi-fine jewelry including pieces crafted in gold vermeil and featuring lab-grown diamonds, targeted at fashion-conscious individual consumers and sold through Kay Jewelers' omnichannel retail network.
Companies that use Rocksbox
Customer profileSegments1 record
Ideal customer profiles1 record
Rocksbox technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Rocksbox partnerships and signals
Strategic signalPartnerships
One partnership is on record.
- Kay Jewelers (Signet Jewelers)coreSignet Jewelers is integrating Rocksbox into Kay Jewelers as part of its 'Grow Brand Love' strategy and portfolio consolidation. Rocksbox's private-label fashion assortment is being converted into a proprietary Kay brand, with the Rocksbox collection now exclusively available at Kay store locations and Kay.com. The integration combines Rocksbox's modern, stackable designs with Kay's 100 years of jewelry expertise and established retail infrastructure.
Scale indicators2 records
Recent moves6 records
Expansion highlights4 records
Rocksbox competitors and assessment
Company assessmentDirect peers
- Missoma: Missoma is a demi-fine jewelry brand offering gold vermeil pieces, layering necklaces, and stackable designs at accessible prices, with strong social media-led DTC positioning that directly overlaps with Rocksbox's customer base and aesthetic.
- BaubleBar: BaubleBar is a fashion jewelry brand offering trendy, accessible-price jewelry with strong DTC and retail partnerships, competing in the same modern, fashion-forward category that Rocksbox targets.
- Mejuri: Mejuri is a leading demi-fine jewelry DTC brand offering gold vermeil, lab-grown diamonds, and stackable pieces at accessible price points—directly competing with Rocksbox's product positioning, target demographic, and modern design aesthetic.
- Catbird: Catbird is a Brooklyn-based independent jewelry retailer and brand offering delicate, stackable gold and diamond jewelry, comparable in design philosophy, price tier, and target demographic to Rocksbox's demi-fine positioning.
- Gorjana: Gorjana is a California-based fashion/demi-fine jewelry brand with strong DTC and physical retail presence (including their own brick-and-mortar stores), competing in the same modern, stackable, everyday-wear jewelry category as Rocksbox.
- Aurate: Aurate is a NYC-based demi-fine jewelry brand selling gold and lab-grown diamond pieces through DTC and select retail channels, with comparable price points, modern designs, and target customer overlap with Rocksbox.
Broad incumbents
- Brilliant Earth: Brilliant Earth is a publicly-traded jewelry retailer specializing in ethically-sourced and lab-grown diamonds across fine and demi-fine categories, representing a broader incumbent with overlapping lab-grown diamond positioning and ethical sourcing narrative.
- Kay Jewelers: Kay Jewelers is the parent banner within Signet Jewelers through which Rocksbox is now exclusively sold, providing the retail infrastructure, customer base, and brand credibility that the Rocksbox collection leverages today.
Emerging players
- Rellery: Rellery is a subscription-based jewelry rental service that historically competed most directly with Rocksbox's original business model, sharing the same discovery-and-try-before-buying value proposition for fashion jewelry consumers.
- Vrai: Vrai is a lab-grown diamond jewelry brand offering direct-to-consumer engagement rings, fine jewelry, and demi-fine pieces, with vertical integration into diamond production and a sustainability narrative that overlaps with Rocksbox's lab-grown positioning.
Market position
Strengths4 records
Weaknesses4 records
Competitive moat3 records
Key risks6 records
Key highlights6 records
Customer concentration
Rocksbox social profiles
Digital presenceRocksbox financial estimates
Financial estimateRevenue estimate
Valuation estimate
Rocksbox leadership team
Management profileNumber of profiles
Profiles1 record
Rocksbox funding detail
Funding detailFunding overview
Funding rounds3 records
Investors11 records
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Rocksbox M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Rocksbox
What does Rocksbox do?
Rocksbox designs and sells modern, stackable demi-fine fashion jewelry featuring gold vermeil and lab-grown diamonds. Originally launched as a jewelry rental subscription service, the brand has been repositioned as a private-label fashion jewelry line under Signet Jewelers, now sold exclusively through Kay.com and Kay Jewelers retail locations.
Is Rocksbox a public or private company?
Rocksbox is a private company. It is classified as corporate owned and is currently closed.
When was Rocksbox founded?
Rocksbox was founded in 2012. It employs 11 to 50 people.
Where is Rocksbox based?
Rocksbox is headquartered in San Francisco, United States, in the North America region.
How does Rocksbox make money?
Two revenue lines are on record. Fashion Jewelry Sales are the primary driver. The others are retail Jewelry Sales.
Who are Rocksbox's main competitors?
Direct peers on record are Missoma, BaubleBar, Mejuri, Catbird, Gorjana and Aurate. Broad incumbents are Brilliant Earth and Kay Jewelers. Emerging players are Rellery and Vrai.
Does Rocksbox have an API?
No public API is recorded for Rocksbox.
What industry is Rocksbox in?
Rocksbox's product category is Fashion Jewelry. Its primary akta.pro industry code is CRAKAAAD, Precious Metal Jewelry (Gold/Platinum/Silver), with a secondary code of CRAKABAL, Fashion Jewelry Sets & Giftable Collections. Its NAICS code is 458310 and its SIC code is 5944.