Our Manufacturing Process
Every Step, Expertly Crafted
At Navrattan Enterprises, precision begins long before production, and perfection doesn’t end until delivery. As a leading OEM jewelry manufacturer in India, our department-wise approach integrates traditional craftsmanship with modern compliance, offering consistency, scalability, and sustainability to global brands.
Sourcing Department
Ethical Origins, Certified Materials :
We prioritize responsible sourcing, selecting recycled 925 sterling silver, lead-safe brass, and ethically mined or lab-grown gemstones. Each material is vetted through strict quality and compliance standards, in line with RJC certification protocols.- Certified recycled silver and brass
- Conflict-free natural and lab-grown gemstones
- Traceable sourcing with supplier accountability
Design Department
From Ideas to Production-Ready Files :
Our in-house design experts collaborate with clients to convert creative visions into tangible blueprints using 3D CAD software. We assist with trend-based ideation, material selection, and production feasibility.- 3D CAD renderings with technical specifications
- Mood boards, theme-based sketches, and material mapping
- Brand-aligned customization options
Moulding Department
Shaping the Foundation :
Moulds are developed from master models with exacting detail to ensure structural accuracy and casting reliability. We use silicone and metal moulds for durability across large-scale productions.- Reusable moulds for consistent output
- Ideal for repetitive OEM production runs
- Maintenance of shape, texture, and tolerance
Waxing Department
Precision Wax Models :
High-quality wax injectors are used for bulk productions to maintain consistency. These wax pieces are the base for quality casting without getting any porosity. Each piece are inspected for any imperfections before treeing.- Uniform wax patterns for batch consistency
- Shrinkage-calculated proportions
- Hand-inspected before assembly
Casting Department
From Wax to Metal Mastery :
Using the lost-wax casting method, designs are transformed into metal with precision. Separate casting units for silver and brass ensure purity and structural integrity.- Vacuum and centrifugal casting systems
- Controlled melting and pouring temperatures
- Minimal porosity, high surface definition
Refine Mould Department
Detail Enhancement :
Post-casting, the raw forms are cleaned, trimmed, and perfected. Excess metal is removed and fine adjustments are made to restore design definition.- Filing, de-spruing, and burr removal
- Surface smoothing and edge sharpening
- Prepared for stone-setting or polishing
Stone Department
Curated Beauty, Precision Matched :
Our in-house gemstone sorting unit calibrates every stone by size, color, and clarity. Only the finest cuts are selected for your design’s specific dimensions.- Hand-picked gemstones for aesthetic uniformity
- Compatibility check with mount dimensions
- Options: natural, synthetic, or custom cuts
Stone Setting Department
Securing the Sparkle :
Our skilled artisans hand-set stones using techniques like pave, bezel, prong, and channel settings. Every stone is placed for optimal security and shine.- Multi-stone and intricate setting capabilities
- Reinforced pressure setting for durability
- Final checks for alignment and symmetry
Welding Department
Individual components are assembled through precision welding, ensuring strength and seamless joins without affecting the design’s flow.
- Laser and flame welding options
- Micro-level joints for delicate parts
- Ensures structural integrity before polishing
Polishing Department
Refining the Shine :
Polishing is tailored to the collection—whether it’s high-gloss, matte, brushed, or antique. Each piece is polished by hand or machine to meet your finish requirements.- Multi-stage polishing for every surface
- Specialized tools for hard-to-reach curves
- Scratch-resistant pre-finishing treatments
Engraving Department
Signature Touches :
Logos, serial numbers, or personal engravings are applied as per client brief. We offer both laser and hand engraving for small batches or high-volume runs.- Custom brand marks and serial coding
- Deep laser etching or light surface engraving
- Optional embossing and hallmarking
Handmade Department
Craftsmanship Beyond Machines :
Some designs require the human touch. Our artisanal team handcrafts fine details, including wire work, stone embedding, and filigree, ensuring each piece carries uniqueness.- Heritage detailing for niche collections
- Skilled labor for one-of-a-kind models
- Ideal for premium and bespoke orders
Plating Process Department
Luxe Finishes, Long-Lasting Coats :
Our plating lab offers a range of finishes—gold vermeil, rhodium, rose gold, and more. We ensure thickness as per microns required for premium and demi-fine jewelry.- Electroplating with precise micron control
- Anti-tarnish and hypoallergenic treatments
- Nickel-free and EU-compliant finishes
Quality Control Department
Nothing Leaves Without Approval :
Every piece undergoes multi-point quality checks, including structural, aesthetic, and functional inspections, to meet international retail standards.- Weight, dimension, and finish audits
- Stone security and plating checks
- Third-party certification available on request
Packaging Department
Final Presentation Matters :
Products are packed in export-safe and eco-conscious packaging—customized to your branding or delivered in neutral, white-label boxes.
- Climate-resistant and tamper-proof packaging
- Individual barcoding and product labeling
- Full documentation and invoices for export
