✨ 3D CAD Modeling & Lost-Wax Casting Studios • Castro Valley, CA

Custom Jewelry Designers & 3D CAD Ring Studios in Castro Valley, CA [Oct 2026]

Collaborate directly with bespoke goldsmiths, 3D CAD digital modelers, and lost-wax casting ateliers along 2861 Castro Valley Blvd, 21754 Baywood Ave, 19651 Center St, E Castro Valley Blvd (covering postal codes 19651, 94546, 94552, 20211, 21754) to create one-of-a-kind engagement rings or redesign inherited family heirlooms.

← All 9 Castro Valley Stores 🪙 Sell Gold & Diamonds 🛠️ Jewelry & Watch Repair 💍 Engagement Rings ✨ Custom 3D CAD Design 👑 22k Gold & Bullion 📜 GIA Appraisals

Castro Valley, CA Local Market Overview (Oct 2026)

Commissioning custom jewelry in Castro Valley, California allows you to transform a sketch, photo, or inherited family diamond into a precision-crafted 14k/18k gold or platinum piece. Across Castro Valley, 9 verified studios along 2861 Castro Valley Blvd, 21754 Baywood Ave, 19651 Center St, E Castro Valley Blvd offer in-house 3D CAD rendering, 3D resin/wax try-on prototypes, and hand micro-pavé stone setting.

Leading bespoke design houses in Castro Valley include Vortman's Fine Jewelry, R&J Jewelry Exchange, Yarnal Jewelers, backed by 258 local client reviews (4.5★ average).

Oct 2026 Bespoke Production Guide

Custom 3D CAD Jewelry Design Stages & Timelines in Castro Valley

Custom Design Stage	What Happens in Studio	Typical Timeline
1. Stone Measurement & Sketch	Millimeter caliper mapping of heirloom or loose center stones & metal selection	Day 1 (In-Store Consultation)
2. 3D CAD Digital Render & Wax Print	Photorealistic 360° CAD angles + 3D printed wax model to try on your finger	3 – 7 Business Days
3. Lost-Wax Casting & Master Setting	Solid 14k/18k gold or 950 platinum casting, microscope stone setting & polish	10 – 14 Business Days

Quick Comparison: Top ✨ Custom 3D CAD Design Specialists in Castro Valley

Showroom Name	Location / Corridor	Rating & Reviews	Direct Phone
#1 Vortman's Fine Jewelry	19651 Center St, Castro Valley, CA 94546, USA	⭐ 4.8 (25)	(510) 537-3678
#2 R&J Jewelry Exchange	2861 Castro Valley Blvd, Castro Valley, CA 94546, USA	⭐ 4.7 (30)	(510) 274-5309
#3 Yarnal Jewelers	4029 E Castro Valley Blvd, Castro Valley, CA 94552, USA	⭐ 4.6 (30)	(510) 889-0828
#4 R&J Jewelry And Exchange	2861 Castro Valley Blvd, Castro Valley, CA 94546, USA	⭐ 4.4 (52)	(510) 274-5309
#5 Glorious Beads	2560 Castro Valley Blvd, Castro Valley, CA 94546, USA	⭐ 4.5 (40)	(510) 889-0366
#6 Dr Hustin Whitman Gold and Jewelry	21754 Baywood Ave, Castro Valley, CA 94546, USA	⭐ 4.5 (32)	(937) 598-9103
#7 Gent Jay Jewelry	20211 Patio Dr STE 205, Castro Valley, CA 94546, USA	⭐ 4.5 (20)	(510) 614-1919
#8 iTekken Store California	21754 Baywood Ave, Castro Valley, CA 94546, USA	⭐ 4.4 (9)	(424) 221-8545

Verified Showrooms in Castro Valley, CA

#1 Verified Castro Valley Specialist ⭐ 4.8 (25 reviews)

Vortman's Fine Jewelry

📍 19651 Center St, Castro Valley, CA 94546, USA

Vortman's Fine Jewelry is an esteemed jewelry showroom and custom design studio in Castro Valley. Offering fine handcrafted jewelry, diamond collections, and master artisan craftsmanship.

Fine JewelryCustom Consultation

📞 (510) 537-3678

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#2 Verified Castro Valley Specialist ⭐ 4.7 (30 reviews)

R&J Jewelry Exchange

📍 2861 Castro Valley Blvd, Castro Valley, CA 94546, USA

R&J Jewelry Exchange is an esteemed jewelry showroom and custom design studio in Castro Valley. Offering fine handcrafted jewelry, diamond collections, and master artisan craftsmanship.

Fine JewelryCustom Consultation

📞 (510) 274-5309

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#3 Verified Castro Valley Specialist ⭐ 4.6 (30 reviews)

Yarnal Jewelers

📍 4029 E Castro Valley Blvd, Castro Valley, CA 94552, USA

Yarnal Jewelers is an esteemed jewelry showroom and custom design studio in Castro Valley. Offering fine handcrafted jewelry, diamond collections, and master artisan craftsmanship.

Fine JewelryCustom Consultation

📞 (510) 889-0828 🌐 Website

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#4 Verified Castro Valley Specialist ⭐ 4.4 (52 reviews)

R&J Jewelry And Exchange

📍 2861 Castro Valley Blvd, Castro Valley, CA 94546, USA

R&J Jewelry And Exchange is an esteemed jewelry showroom and custom design studio in Castro Valley. Offering fine handcrafted jewelry, diamond collections, and master artisan craftsmanship.

Fine JewelryCustom Consultation

📞 (510) 274-5309 🌐 Website

View Store Profile →

#5 Verified Castro Valley Specialist ⭐ 4.5 (40 reviews)

Glorious Beads

📍 2560 Castro Valley Blvd, Castro Valley, CA 94546, USA

Glorious Beads is an esteemed jewelry showroom and custom design studio in Castro Valley. Offering fine handcrafted jewelry, diamond collections, and master artisan craftsmanship.

Fine JewelryCustom Consultation

📞 (510) 889-0366 🌐 Website

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#6 Verified Castro Valley Specialist ⭐ 4.5 (32 reviews)

Dr Hustin Whitman Gold and Jewelry

📍 21754 Baywood Ave, Castro Valley, CA 94546, USA

Dr Hustin Whitman Gold and Jewelry is an esteemed jewelry showroom and custom design studio in Castro Valley. Offering fine handcrafted jewelry, diamond collections, and master artisan craftsmanship.

Fine JewelryCustom Consultation

📞 (937) 598-9103 🌐 Website

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#7 Verified Castro Valley Specialist ⭐ 4.5 (20 reviews)

Gent Jay Jewelry

📍 20211 Patio Dr STE 205, Castro Valley, CA 94546, USA

Gent Jay Jewelry is an esteemed jewelry showroom and custom design studio in Castro Valley. Offering fine handcrafted jewelry, diamond collections, and master artisan craftsmanship.

Fine JewelryCustom Consultation

📞 (510) 614-1919 🌐 Website

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#8 Verified Castro Valley Specialist ⭐ 4.4 (9 reviews)

iTekken Store California

📍 21754 Baywood Ave, Castro Valley, CA 94546, USA

iTekken Store California is an esteemed jewelry showroom and custom design studio in Castro Valley. Offering fine handcrafted jewelry, diamond collections, and master artisan craftsmanship.

Fine JewelryCustom Consultation

📞 (424) 221-8545

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#9 Verified Castro Valley Specialist ⭐ 3.9 (20 reviews)

Golden Jewelry

📍 20865 Redwood Rd, Castro Valley, CA 94546, USA

Golden Jewelry is an esteemed jewelry showroom and custom design studio in Castro Valley. Offering fine handcrafted jewelry, diamond collections, and master artisan craftsmanship.

Fine JewelryCustom Consultation

📞 (510) 885-1105

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Frequently Asked Questions: ✨ Custom 3D CAD Design in Castro Valley

Can jewelers in Castro Valley melt my old gold or reset family diamonds into a new custom ring?

Yes. Bespoke studios in Castro Valley such as Vortman's Fine Jewelry, R&J Jewelry Exchange, Yarnal Jewelers routinely unset heirloom diamonds and gemstones, credit or refine your existing gold, and cast a brand-new 3D CAD mounting tailored to your exact finger size.

How long does custom engagement ring design take in Castro Valley?

Most custom 3D CAD jewelry projects in Castro Valley, California take 2 to 3 weeks from initial digital CAD approval and wax prototype try-on to final casting and stone setting.

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Live Gold & Diamond Calculators

Use our free gemological tools before visiting any showroom in Castro Valley.

🪙 Gold Scrap Payout Calculator 💎 Diamond Carat Price Guide 💍 Ring Size Converter

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