The Global Fine Jewelry, Certified Diamond & Watchmaker Directory • 63,988 Verified Stores
✨ 3D CAD Modeling & Lost-Wax Casting Studios • Portsmouth, England

Custom Jewelry Designers & 3D CAD Ring Studios in Portsmouth, England [Oct 2026]

Collaborate directly with bespoke goldsmiths, 3D CAD digital modelers, and lost-wax casting ateliers along Charlotte St, 145-147 Commercial Rd, 24 Burlington Rd, Peter Ashley Rd (covering postal codes PO1 4AJ, PO1 1EX, PO2 0DP, PO6 1BJ, PO1 1PJ) to create one-of-a-kind engagement rings or redesign inherited family heirlooms.

Portsmouth, England Local Market Overview (Oct 2026)

Commissioning custom jewelry in Portsmouth, England allows you to transform a sketch, photo, or inherited family diamond into a precision-crafted 14k/18k gold or platinum piece. Across Portsmouth, 21 verified studios along Charlotte St, 145-147 Commercial Rd, 24 Burlington Rd, Peter Ashley Rd offer in-house 3D CAD rendering, 3D resin/wax try-on prototypes, and hand micro-pavé stone setting.

Leading bespoke design houses in Portsmouth include Isobel Jackson Ltd, oh, darling boutique!, T H Baker, backed by 328 local client reviews (4.6★ average).

Oct 2026 Bespoke Production Guide

Custom 3D CAD Jewelry Design Stages & Timelines in Portsmouth

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 Portsmouth

Showroom Name Location / Corridor Rating & Reviews Direct Phone
#1 Isobel Jackson Ltd Fort Purbrook, Peter Ashley Rd, Portsmouth PO6 1BJ United Kingdom of Great Britain and Northern Ireland ⭐ 4.9 (15) In-Store
#2 oh, darling boutique! 24 Burlington Rd, Portsmouth PO2 0DP United Kingdom of Great Britain and Northern Ireland ⭐ 4.8 (25) +44 23 9254 7578
#3 T H Baker Unit 26, Cascades Shopping Centre, Commercial Rd, Portsmouth PO1 4RJ United Kingdom of Great Britain and Northern Ireland ⭐ 4.8 (18) +44 23 9229 8411
#4 H. Samuel 145-147 Commercial Rd, Portsmouth PO1 1EX United Kingdom of Great Britain and Northern Ireland ⭐ 4.8 (16) +44 23 9282 5050
#5 Hatton Goldsmiths Limited The Bridge Shopping Centre, 11 Somers Rd N, Portsmouth PO1 1PJ United Kingdom of Great Britain and Northern Ireland ⭐ 4.8 (10) +44 1604 405850
#6 Pandora Portsmouth 28 Cascades Shopping Centre, Portsmouth PO1 4RL United Kingdom of Great Britain and Northern Ireland ⭐ 4.8 (9) +44 23 9282 8412
#7 G & S Jewellers Ltd 2 Charlotte St, Portsmouth PO1 4AJ United Kingdom of Great Britain and Northern Ireland ⭐ 4.8 (8) +44 23 9282 9099
#8 Goulds Jewellers The Bridge Shopping Centre, 2 Garnier St, Portsmouth PO1 1SD United Kingdom of Great Britain and Northern Ireland ⭐ 4.7 (19) +44 23 9283 8097

Verified Showrooms in Portsmouth, England

#1 Verified Portsmouth Specialist ⭐ 4.9 (15 reviews)
IS

Isobel Jackson Ltd

📍 Fort Purbrook, Peter Ashley Rd, Portsmouth PO6 1BJ United Kingdom of Great Britain and Northern Ireland

Isobel Jackson Ltd is an esteemed jewelry boutique and artisan atelier in Portsmouth. Specializing in certified diamond engagement rings, bespoke custom fine jewelry design, luxury timepieces, and master on-site bench repair craftsmanship.

Fine JewelryCustom Consultation
#2 Verified Portsmouth Specialist ⭐ 4.8 (25 reviews)
OH

oh, darling boutique!

📍 24 Burlington Rd, Portsmouth PO2 0DP United Kingdom of Great Britain and Northern Ireland

oh, darling boutique! is an esteemed jewelry boutique and artisan atelier in Portsmouth. Specializing in certified diamond engagement rings, bespoke custom fine jewelry design, luxury timepieces, and master on-site bench repair craftsmanship.

Fine JewelryCustom Consultation
#3 Verified Portsmouth Specialist ⭐ 4.8 (18 reviews)
T

T H Baker

📍 Unit 26, Cascades Shopping Centre, Commercial Rd, Portsmouth PO1 4RJ United Kingdom of Great Britain and Northern Ireland

T H Baker is an esteemed jewelry boutique and artisan atelier in Portsmouth. Specializing in certified diamond engagement rings, bespoke custom fine jewelry design, luxury timepieces, and master on-site bench repair craftsmanship.

Fine JewelryCustom Consultation
#4 Verified Portsmouth Specialist ⭐ 4.8 (16 reviews)
H.

H. Samuel

📍 145-147 Commercial Rd, Portsmouth PO1 1EX United Kingdom of Great Britain and Northern Ireland

H. Samuel is an esteemed jewelry boutique and artisan atelier in Portsmouth. Specializing in certified diamond engagement rings, bespoke custom fine jewelry design, luxury timepieces, and master on-site bench repair craftsmanship.

Jewelry RepairsWatch Repair
#5 Verified Portsmouth Specialist ⭐ 4.8 (10 reviews)
HA

Hatton Goldsmiths Limited

📍 The Bridge Shopping Centre, 11 Somers Rd N, Portsmouth PO1 1PJ United Kingdom of Great Britain and Northern Ireland

Hatton Goldsmiths Limited is an esteemed jewelry boutique and artisan atelier in Portsmouth. Specializing in certified diamond engagement rings, bespoke custom fine jewelry design, luxury timepieces, and master on-site bench repair craftsmanship.

Fine JewelryCustom Consultation
#6 Verified Portsmouth Specialist ⭐ 4.8 (9 reviews)
PA

Pandora Portsmouth

📍 28 Cascades Shopping Centre, Portsmouth PO1 4RL United Kingdom of Great Britain and Northern Ireland

Pandora Portsmouth is an esteemed jewelry boutique and artisan atelier in Portsmouth. Specializing in certified diamond engagement rings, bespoke custom fine jewelry design, luxury timepieces, and master on-site bench repair craftsmanship.

Fine JewelryCustom Consultation
#7 Verified Portsmouth Specialist ⭐ 4.8 (8 reviews)
G

G & S Jewellers Ltd

📍 2 Charlotte St, Portsmouth PO1 4AJ United Kingdom of Great Britain and Northern Ireland

G & S Jewellers Ltd is an esteemed jewelry boutique and artisan atelier in Portsmouth. Specializing in certified diamond engagement rings, bespoke custom fine jewelry design, luxury timepieces, and master on-site bench repair craftsmanship.

Fine JewelryCustom Consultation
#8 Verified Portsmouth Specialist ⭐ 4.7 (19 reviews)
GO

Goulds Jewellers

📍 The Bridge Shopping Centre, 2 Garnier St, Portsmouth PO1 1SD United Kingdom of Great Britain and Northern Ireland

Goulds Jewellers is an esteemed jewelry boutique and artisan atelier in Portsmouth. Specializing in certified diamond engagement rings, bespoke custom fine jewelry design, luxury timepieces, and master on-site bench repair craftsmanship.

Fine JewelryCustom Consultation
#9 Verified Portsmouth Specialist ⭐ 4.7 (15 reviews)
RO

Robin Martin & Partners

📍 273 New Rd, Fratton, Portsmouth PO2 7RA United Kingdom of Great Britain and Northern Ireland

Robin Martin & Partners is an esteemed jewelry boutique and artisan atelier in Portsmouth. Specializing in certified diamond engagement rings, bespoke custom fine jewelry design, luxury timepieces, and master on-site bench repair craftsmanship.

Jewelry RepairsWatch Repair
#10 Verified Portsmouth Specialist ⭐ 4.6 (26 reviews)
ER

Ernest Jones

📍 Unit 51, Cascades Shopping Centre, Portsmouth PO1 4RJ United Kingdom of Great Britain and Northern Ireland

Ernest Jones is an esteemed jewelry boutique and artisan atelier in Portsmouth. Specializing in certified diamond engagement rings, bespoke custom fine jewelry design, luxury timepieces, and master on-site bench repair craftsmanship.

Jewelry RepairsWatch Repair
#11 Verified Portsmouth Specialist ⭐ 4.7 (14 reviews)
BE

Beautiful Treats UK

📍 40 Folkestone Rd, Portsmouth PO3 6LR United Kingdom of Great Britain and Northern Ireland

Beautiful Treats UK is an esteemed jewelry boutique and artisan atelier in Portsmouth. Specializing in certified diamond engagement rings, bespoke custom fine jewelry design, luxury timepieces, and master on-site bench repair craftsmanship.

Fine JewelryCustom Consultation
#12 Verified Portsmouth Specialist ⭐ 4.6 (24 reviews)
ER

Ernest Jones

📍 Unit 17, Vernon Avenue, 97 Gunwharf Rd, Portsmouth PO1 3TR United Kingdom of Great Britain and Northern Ireland

Ernest Jones is an esteemed jewelry boutique and artisan atelier in Portsmouth. Specializing in certified diamond engagement rings, bespoke custom fine jewelry design, luxury timepieces, and master on-site bench repair craftsmanship.

Jewelry RepairsWatch Repair
#13 Verified Portsmouth Specialist ⭐ 4.7 (9 reviews)
PA

Pandora Gunwharf Quays

📍 Unit 68B, Shopping Centre, Portsmouth PO1 3TX United Kingdom of Great Britain and Northern Ireland

Pandora Gunwharf Quays is an esteemed jewelry boutique and artisan atelier in Portsmouth. Specializing in certified diamond engagement rings, bespoke custom fine jewelry design, luxury timepieces, and master on-site bench repair craftsmanship.

Fine JewelryCustom Consultation
#14 Verified Portsmouth Specialist ⭐ 4.5 (29 reviews)
WA

Warren James

📍 31, The, Cascades Approach, Portsmouth PO1 4RJ United Kingdom of Great Britain and Northern Ireland

Warren James is an esteemed jewelry boutique and artisan atelier in Portsmouth. Specializing in certified diamond engagement rings, bespoke custom fine jewelry design, luxury timepieces, and master on-site bench repair craftsmanship.

Fine JewelryCustom Consultation
#15 Verified Portsmouth Specialist ⭐ 4.5 (29 reviews)
SW

Swarovski

📍 Unit7A, Gunwharf Rd, Portsmouth PO1 3TZ United Kingdom of Great Britain and Northern Ireland

Swarovski is an esteemed jewelry boutique and artisan atelier in Portsmouth. Specializing in certified diamond engagement rings, bespoke custom fine jewelry design, luxury timepieces, and master on-site bench repair craftsmanship.

Fine JewelryCustom Consultation
#16 Verified Portsmouth Specialist ⭐ 4.6 (8 reviews)
JE

Jenours Jewellers

📍 32 High St, Cosham, Portsmouth PO6 3BZ United Kingdom of Great Britain and Northern Ireland

Jenours Jewellers is an esteemed jewelry boutique and artisan atelier in Portsmouth. Specializing in certified diamond engagement rings, bespoke custom fine jewelry design, luxury timepieces, and master on-site bench repair craftsmanship.

Fine JewelryCustom Consultation
#17 Verified Portsmouth Specialist ⭐ 4.6 (7 reviews)
TH

The Gold Centre

📍 248d Commercial Rd, Portsmouth PO1 1HH United Kingdom of Great Britain and Northern Ireland

The Gold Centre is an esteemed jewelry boutique and artisan atelier in Portsmouth. Specializing in certified diamond engagement rings, bespoke custom fine jewelry design, luxury timepieces, and master on-site bench repair craftsmanship.

Fine JewelryCustom Consultation
#18 Verified Portsmouth Specialist ⭐ 4.4 (23 reviews)
GO

Goulds Jewellers

📍 37 London Rd, North End, Portsmouth PO2 0BH United Kingdom of Great Britain and Northern Ireland

Goulds Jewellers is an esteemed jewelry boutique and artisan atelier in Portsmouth. Specializing in certified diamond engagement rings, bespoke custom fine jewelry design, luxury timepieces, and master on-site bench repair craftsmanship.

Fine JewelryCustom Consultation
#19 Verified Portsmouth Specialist ⭐ 4.5 (8 reviews)
AN

Annalise Jewellery

📍 25 Renny Rd, Fratton, Portsmouth PO1 5AZ United Kingdom of Great Britain and Northern Ireland

Annalise Jewellery is an esteemed jewelry boutique and artisan atelier in Portsmouth. Specializing in certified diamond engagement rings, bespoke custom fine jewelry design, luxury timepieces, and master on-site bench repair craftsmanship.

Fine JewelryCustom Consultation
#20 Verified Portsmouth Specialist ⭐ 4.1 (7 reviews)
FR

Franks Jewellers

📍 51 High St, Cosham, Portsmouth PO6 3AX United Kingdom of Great Britain and Northern Ireland

Franks Jewellers is an esteemed jewelry boutique and artisan atelier in Portsmouth. Specializing in certified diamond engagement rings, bespoke custom fine jewelry design, luxury timepieces, and master on-site bench repair craftsmanship.

Fine JewelryCustom Consultation

Frequently Asked Questions: ✨ Custom 3D CAD Design in Portsmouth

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

Yes. Bespoke studios in Portsmouth such as Isobel Jackson Ltd, oh, darling boutique!, T H Baker 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 Portsmouth?

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