Cas-Ker Co
Cas-Ker Co. is a Cincinnati-based, 90+ year-old full-service distributor of watch and jewelry supplies, serving professional watchmakers and jewelers across the United States with thousands of SKUs via e-commerce, phone, and fax ordering.
- Company typePrivate
- Founded1930
- HeadquartersCincinnati, United States
- Headcount11–50
- GTM typeB2B
- OfferingHardware or Manufacturing
What Cas-Ker Co does
Cas-Ker Co. is a privately held, full-service distributor of horological and jewelry supplies headquartered in Cincinnati, Ohio. Founded in 1930 and operating for over 90 years, the company maintains what it describes as possibly the world's largest selection of products for professional watchmakers and jewelers, spanning watch batteries (Energizer, Maxell, Renata, Panasonic), watch parts, watch and clock movements, professional tools and equipment (including Bergeon and Horotec brands), lamps and lighting, ultrasonic cleaning solutions, watch bands and straps, packaging materials, and jeweler's findings. Pricing is per-unit with selective volume discounts (e.g., Zip Bags: $2.65 for 1-9 units versus $1.60 for 10+), and the company offers credit accounts via the Jewelers' Board of Trade for rated firms, with a $25 minimum on credit card orders. There is no subscription or recurring revenue model.
The business is operated primarily as a B2B sales-led distributor, with secondary consumer-direct fulfillment. Orders are accepted via e-commerce (jewelerssupplies.com and casker.com), phone, fax, and a Cincinnati will-call option, and are shipped through USPS, UPS, and FedEx within the continental United States. The customer base is fragmented across professional watchmakers, clock makers, jewelers, goldsmiths, and hobbyist consumers, with no named enterprise anchors and no published customer logos. Cas-Ker has no proprietary technology platform, no mobile app, no public API, no disclosed AI capabilities, and no patents or trademarks on record. The company is owned independently with no identified parent entity or institutional investors, consistent with a long-established founder- or family-owned niche distributor.
Cas-Ker Co firmographics
Firmographics- Name
- Cas-Ker Co
- Legal name
- Cas-Ker Co.
- Website
- https://jewelerssupplies.com
- Company type
- Private
- Founded year
- 1930
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- Cas-Ker Co. is a Cincinnati-based, 90+ year-old full-service distributor of watch and jewelry supplies, serving professional watchmakers and jewelers across the United States with thousands of SKUs via e-commerce, phone, and fax ordering.
- Ownership category
- akta.pro rank
Cas-Ker Co industry classification
Industry- Product category
- Horological and Jewelry Supply Distribution
- NAICS
- Jewelry, Watch, Precious Stone, and Precious Metal Merchant Wholesalers (42394), Jewelry, Watch, Precious Stone, and Precious Metal Merchant Wholesalers (423940)
- SIC
- Wholesale-Jewelry, Watches, Precious Stones & Metals (5094)
- akta.pro primary industry
- Jewelry & Watch Care Products (Tools, Cleaners, Storage) (CRAKALAK)
Keywords
Where Cas-Ker Co is headquartered
LocationHeadquarters
- HQ city
- Cincinnati
- HQ country
- United States
- HQ region
- North America
Offices1 record
Markets served
Cas-Ker Co business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Supply Chain, Operations, Personnel, Marketing or Sales, Technology or R&D, Infrastructure
Revenue model
- Product Sales: Cas-Ker generates revenue through one-time product sales of watch parts, batteries, tools, equipment, findings, watchbands, packaging, and other jewelry and horological supplies. They offer credit accounts (30-day terms) for rated firms and accept credit cards with a $25 minimum order. No subscription or recurring revenue model.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Unit Pricing | Pay-as-you-go | Individual product pricing with volume discounts on select items |
Go-to-market motion1 record
Distribution channels4 records
Marketing channels3 records
Cas-Ker Co product offering
Product offeringCore offering
Cas-Ker Co. is a full-service distributor of watch and jewelry supplies serving professional watchmakers and jewelers. The company sells watch batteries, watch parts and movements, professional tools and equipment, lamps and lighting, ultrasonic cleaning solutions, watch bands and straps, jewelry packaging, and findings, alongside pre-packaged Cas-Ker Assortments and clearance items. Orders are accepted through e-commerce storefronts, phone, and fax, with credit accounts (30-day terms) available to rated firms through the Jewelers' Board of Trade.
Product overview
Cas-Ker Co. is a full-service distributor of watch and jewelry supplies serving professional watchmakers and jewelers. The company offers a comprehensive single-vendor product portfolio encompassing watch batteries (Energizer, Maxell, Renata, Panasonic brands), battery accessories and testers, watch parts, movements, professional tools and equipment (including Bergeon and Horotec brands), lamps and lighting solutions, ultrasonic cleaning solutions, watch bands and straps, packaging materials, and jeweler's findings. The company also provides pre-packaged Cas-Ker Assortments for convenient inventory management and maintains a clearance section for discounted items. The product ecosystem is organized around the core needs of watch and jewelry repair professionals, offering everything from precision tools to replacement parts in one platform.
Differentiator
Problem solved
Functional benefit
Products and services
- Watch Batteries Comprehensive range of watch batteries for professional replacement, including Energizer, Maxell, Renata, Panasonic, and Seizaiken brands across silver-oxide sizes (315, 317, 319, 321, 329, 335, 337, 341, 344, 346, 357, 362, 364, 365, 371, 373, 377, 379, 386, 387S, 390, 391, 392, 393, 394, 395, 397) and lithium variants (1025, 1216, 1220, 1225, 1612, 1620, 1632, 2012, 2016, 2025, 2032, 2320, 2325, 2412, 2430, 2450), sold in strips typically of five units.
- Battery Accessories, Testers, Tools & Kits
- Watch Parts
- Watch & Clock Movements
- Watchmaker's & Jeweler's Tools & Equipment
- Lamps & Lighting
- Ultrasonic Cleaning Solutions
- Watch Bands & Straps
- Packaging & Boxes
- Findings
- Cas-Ker Assortments
- Clearance & Closeout Items
Companies that use Cas-Ker Co
Customer profileSegments2 records
Ideal customer profiles2 records
Cas-Ker Co technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Cas-Ker Co partnerships and signals
Strategic signalScale indicators2 records
Recent moves5 records
Expansion highlights4 records
Cas-Ker Co competitors and assessment
Company assessmentBroad incumbents
- Stuller, Inc. Large US-based manufacturer and wholesale distributor of jewelry findings, mountings, diamonds, and supplies serving professional jewelers. Significantly larger and broader in scope, but competes with Cas-Ker in findings, packaging, and tools.
- Quality Gold / Quality Casting: US jewelry findings, castings, and supplies wholesaler serving independent retail jewelers. Competes with Cas-Ker on findings, mountings, and display/packaging categories though broader in finished jewelry line.
Direct peers
- Rio Grande (RioJewelry Supply): Major US wholesale supplier of jewelry making tools, findings, metals, gemstones, and packaging to professional jewelers. Overlaps with Cas-Ker's findings, packaging, and tools categories for the same trade customer base.
- Gesswein: US wholesale distributor of jewelry-making and metalworking tools, equipment, and supplies. Competitor with comparable professional-jeweler focus and overlapping tool/equipment categories with Cas-Ker.
- Otto Frei & Sons: Family-owned US distributor of jewelry-making tools, watchmaker supplies, findings, and gemstones serving jewelers and watchmakers. Highly comparable business model and customer base to Cas-Ker.
- Esslinger & Co. Long-established US wholesale distributor of watch parts, watchmaker tools, clocks, and jewelry supplies. Closest direct competitor to Cas-Ker with a near-identical product mix serving professional watchmakers and jewelers.
Regional players
- Cousins UK: Leading UK-based wholesale supplier of jewelry tools, watchmaker tools, and findings serving professional jewelers and watchmakers across Europe. Comparable product mix and customer profile but geographically separate from Cas-Ker's US focus.
Emerging players
- Beadalon / Bergeon (brand distributors): Specialty suppliers and brand distributors in the jewelry-making and watchmaking tools category (e.g., Beadalon for beading/strings). Brand-authorized distribution overlaps with Cas-Ker's tools and findings offerings in the professional channel.
Others
- Bergeon SA: Swiss manufacturer of premium professional watchmaker and jeweler tools whose brands are stocked by Cas-Ker. Compares as a key supplier rather than direct competitor; illustrates the premium-brand ecosystem Cas-Ker participates in.
- Jewelers' Board of Trade (JBT): Industry credit-rating and trade organization for the jewelry trade, referenced by Cas-Ker for credit accounts. Not a competitor, but a key institutional partner/ecosystem participant underpinning Cas-Ker's B2B credit business model.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat4 records
Key risks6 records
Key highlights7 records
Customer concentration
Cas-Ker Co social profiles
Digital presenceCas-Ker Co financial estimates
Financial estimateRevenue estimate
Valuation estimate
Cas-Ker Co leadership team
Management profileNumber of profiles
Cas-Ker Co funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Cas-Ker Co 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 Cas-Ker Co
What does Cas-Ker Co do?
Cas-Ker Co. is a full-service distributor of watch and jewelry supplies serving professional watchmakers and jewelers. The company sells watch batteries, watch parts and movements, professional tools and equipment, lamps and lighting, ultrasonic cleaning solutions, watch bands and straps, jewelry packaging, and findings, alongside pre-packaged Cas-Ker Assortments and clearance items. Orders are accepted through e-commerce storefronts, phone, and fax, with credit accounts (30-day terms) available to rated firms through the Jewelers' Board of Trade.
Is Cas-Ker Co a public or private company?
Cas-Ker Co is a private company. It is classified as family owned and is currently operating.
When was Cas-Ker Co founded?
Cas-Ker Co was founded in 1930. It employs 11 to 50 people.
Where is Cas-Ker Co based?
Cas-Ker Co is headquartered in Cincinnati, United States, in the North America region.
How does Cas-Ker Co make money?
One revenue line is on record: product Sales.
Who are Cas-Ker Co's main competitors?
Broad incumbents on record are Stuller, Inc. and Quality Gold / Quality Casting. Direct peers are Rio Grande (RioJewelry Supply), Gesswein, Otto Frei & Sons and Esslinger & Co.. Cousins UK is listed as a regional player. Beadalon / Bergeon (brand distributors) is listed as an emerging player. Others are Bergeon SA and Jewelers' Board of Trade (JBT).
Does Cas-Ker Co have an API?
No public API is recorded for Cas-Ker Co.
What industry is Cas-Ker Co in?
Cas-Ker Co's product category is Horological and Jewelry Supply Distribution. Its primary akta.pro industry code is CRAKALAK, Jewelry & Watch Care Products (Tools, Cleaners, Storage). Its NAICS code is 42394 and its SIC code is 5094.