Overnight Mountings

What Overnight Mountings does

Overnight Mountings, Inc. is a third-generation, family-owned American jewelry manufacturer founded in 1991 and headquartered at 1400 Plaza Avenue, New Hyde Park, New York. The company manufactures mountings, semi-mounts, and finished jewelry — including engagement rings, wedding bands, diamond studs, fashion rings, bracelets, pendants, necklaces, and earrings — in 10k/14k/18k gold, platinum, palladium, and silver, across white, yellow, pink, and black color options. Core technology is built around CAD/CAM design and casting: customers can submit sketches or CAD files for custom pieces, receive photorealistic renders within 24-48 hours, and receive finished products in 5-7 business days, while casting orders are fulfilled within 24-48 hours. The company also distributes over 25,000 certified natural (GIA) and lab-grown (IGI) diamonds through a REST API and iFrame integration that retailers can embed in their own websites.

The business operates exclusively B2B, selling only to verified retail and wholesale jewelers. Revenue streams include product sales (in-stock and catalog), custom crafting services, RJC-certified casting services, and digital integration services priced at $2,350 for iFrame and $3,350 for API setup (with a 10x sales refund guarantee). Distribution combines direct phone-based account sales, multi-show trade-show presence (RJO, AJS, IJO, JCK), a password-protected B2B portal with real-time metal-market pricing, physical catalog shipment, and a Digital Library of marketing assets. The company maintains 51-100 employees, claims the industry's most comprehensive catalog at over 50,000 styles, and holds $20 million in inventory for same-day shipping on in-stock items.

Name

Overnight Mountings

Legal name

Overnight Mountings, Inc.

Website

https://overnightmountings.com

Company type

Private

Founded year

1991

Operating status

Operating

Headcount range

51–100 employees

Short description

Overnight Mountings is a third-generation, family-owned American jewelry manufacturer in New Hyde Park, NY, producing mountings, semi-mounts, finished jewelry, and certified diamonds exclusively for verified retail and wholesale jewelers via catalog, trade show, and API/iFrame distribution.

Ownership category

akta.pro rank

Product category

Wholesale Jewelry Manufacturing

NAICS

Jewelry and Silverware Manufacturing (33991)

SIC

Jewelry, Precious Metal (3911), Wholesale-Jewelry, Watches, Precious Stones & Metals (5094), Jewelry, Silverware & Plated Ware (3910)

akta.pro primary industry

Jewelry Findings, Components & Settings Manufacturing (CRAKAIAD)

akta.pro secondary industries

Fine Jewelry Wholesale & Trading (CRAKAAAL), CAD/CAM, Wax Modeling & Prototyping Services (CRAKAIAJ), Stone Setting & Gem Mounting Services (CRAKAIAG)

Keywords

• Jewelry mountings manufacturing
• Wholesale bridal jewelry
• Custom jewelry casting
• Diamond stud earrings
• Jewelry CAD design services

Headquarters

HQ city

New Hyde Park

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Personnel, Marketing or Sales, Technology or R&D

Revenue model

1. Jewelry Products (Mountings, Semi-Mounts, Finished): Core revenue stream from manufacturing and selling jewelry mountings, semi-mounts, and finished jewelry pieces. Products include engagement rings, wedding bands, fashion rings, bracelets, pendants, necklaces, and earrings. Available in 10k, 14k, 18k gold, platinum, palladium, and silver in white, yellow, rose, and black gold colors.
2. Diamond Sales: Sales of natural and lab-grown certified diamonds. Natural diamonds graded by GIA; lab-grown diamonds certified by IGI. Over 25,000 certified diamonds available for integration via API.
3. Custom Crafting Services: CAD design, printing, casting, and finishing services for custom jewelry orders. Includes stone setting services for customer-provided stones with $1 per stone dismount charge.
4. Casting Services: RJC-certified casting in all precious metals. Casting delivered within 24-48 hours of ordering. Customer waxes and molds accepted with exclusivity maintained.
5. Web Integration Services: iFrame and API integration services for retailer websites. iFrame integration at $2,350; API integration at $3,350 with 10x sales refund guarantee.
6. Digital Assets and Marketing Materials: Sale of high-resolution product images, videos, ad slicks, web banners, and product shots for retailer marketing use. Free access for registered customers.

Pricing tiers

Go-to-market motion3 records

Distribution channels5 records

Marketing channels6 records

Core offering

Overnight Mountings manufactures and distributes mountings, semi-mounts, and finished fine jewelry (engagement rings, wedding bands, diamond studs, fashion jewelry) to verified retail and wholesale jewelers across the U.S. The company also provides custom CAD design, precious-metal casting, and digital integration tools (iFrame, API, CSV feeds) that allow retailers to embed Overnight's product catalog and dynamic pricing into their own e-commerce websites.

Product overview

Overnight Mountings is a third-generation, family-owned American jewelry manufacturer headquartered in New Hyde Park, New York, specializing in mountings, semi-mounts, and finished jewelry for retail jewelers since 1991. The product portfolio centers on Engagement Rings and Wedding Bands as core offerings, supplemented by Diamond Studs (Basket and Martini styles) and a broad In-Stock Jewelry collection spanning fashion rings, bracelets, pendants, necklaces, and earrings. The company distinguishes itself through Custom Crafting services powered by CAD/CAM technology with 24-hour rendering and 5-7 day production, and a Casting service with 24-48 hour delivery across precious metals including 10k-18k gold, platinum, palladium, and silver. Supporting the physical products is a suite of digital tools including the Bridal Builder (magnetic sample display system), Eternity Band Builder (custom band design), iFrame Solution (website integration), API and CSV data integration, and a Digital Library of marketing assets. The company offers both Natural Diamonds (GIA-graded, Kimberley Process compliant) and Lab Grown Diamonds (IGI-graded), with over 50,000 styles in their catalog and same-day shipping on in-stock items. The EliteDia Retailer Program provides additional support and education for retail partners.

Differentiator

Problem solved

Functional benefit

Brands

• Custom Crafted by Overnight™: Custom jewelry design and manufacturing service featuring CAD design, casting, and finishing.
• EliteDia Retailer Program
• Bridal Builder
• Eternity Band Builder
• Authentix

Products and services

• Engagement Rings

Quantifiable outcome

• Same-day shipping on all in-stock jewelry
• +5 more outcomes

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

Yes

API docs

API detail

Core technology

AI maturity

App detail

Feature8 records

Scale indicators6 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Stuller, Inc. Stuller is the dominant B2B jewelry manufacturer and supplier headquartered in Lafayette, Louisiana, offering mountings, findings, finished jewelry, diamonds, and CAD/CAM services — the closest direct competitor to Overnight across product, customer, and business model.
• Rio Grande: Rio Grande is a long-established B2B jewelry manufacturer and supplier offering mountings, findings, casting services, tools, and gemstones to retail jewelers — directly comparable in customer base and product breadth.
• Hoover & Strong: Hoover & Strong manufactures mountings, findings, and finished jewelry in recycled precious metals with a strong focus on ethical sourcing, serving independent retail jewelers — a comparable B2B mountings and casting manufacturer with similar RJC-style positioning.
• Casting House: Casting House is a B2B jewelry casting service bureau specializing in precious metal casting for jewelers and designers with quick turnaround — directly comparable to Overnight's casting service line.
• Gottlieb & Sons: Gottlieb & Sons is a B2B jewelry manufacturer and supplier offering mountings, findings, chains, and finished pieces to retail jewelers — a direct competitor in the B2B mountings and components category.

Emerging players

• Diamond Nexus Labs: Diamond Nexus Labs sells lab-grown diamond jewelry direct to consumers and to select retail partners, overlapping with Overnight's lab-grown diamond supply and bridal offerings at the retail/distribution intersection.
• Charles & Colvard: Charles & Colvard produces and distributes moissanite and lab-grown diamond jewelry through both wholesale and DTC channels — a comparable emerging player in the lab-grown bridal jewelry supply chain.

Broad incumbents

• Brilliant Earth: Brilliant Earth is a vertically-integrated, primarily lab-grown and ethical jewelry retailer — a downstream channel partner for Overnight's B2B customers and a directional indicator of where indie-jeweler demand is shifting.

Others

• Jewelers Mutual: Jewelers Mutual is the leading insurance and risk services provider to the jewelry industry, serving the same retail jeweler customer base as Overnight — relevant ecosystem peer for understanding channel health and account concentration.
• Jewelers of America: Jewelers of America is the national trade association representing retail jewelers in the U.S. — an industry body whose members overlap with Overnight's verified retail account base.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/overnight-mountings-inc

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Overnight Mountings