Custom engagement rings · Mahwah, NJ

An engagement ring designed with you

Work hand-in-hand with a master jeweler to create a one-of-a-kind ring she'll wear forever — for couples across Mahwah and Bergen County.

Master jeweler & gemologist Family-owned, 25+ years 5.0★ on Google Natural & lab-grown, any budget
Why Allen Joseph

One Jeweler, From First Sketch To "Yes"

You won't be handed off to a salesperson. You work directly with owner and master jeweler Ferit — known across Bergen County for honest, no-pressure guidance on cut, color, clarity and carat. We help you get the most beautiful ring for your budget, with natural or lab-grown diamonds, and craft it right here.

Start your design
Rose gold pear-shape diamond engagement ring by Jewelry by Allen Joseph, Mahwah NJ
Free consultation

Sit Down With Us

Tell us a day that works and we’ll call to confirm a time. Bring a photo, a Pinterest board, or just an idea.

  • Free, with no obligation
  • Natural and lab-grown diamonds side by side
  • Tuesday–Friday 10–6, Saturday 10–5

We’ll call you within one business day to confirm. Prefer to talk now? Call us at 201-831-0666.

How custom works

From Your Idea To Her Finger

1

Sit Down Together

Bring a photo, a Pinterest board, or just an idea. We'll talk style, stones, and budget — no pressure.

2

Choose The Diamond

See natural and lab-grown options side by side, with honest guidance so every dollar shows.

3

We Design It

You approve the look before we ever begin — so there are no surprises.

4

We Craft It

Your one-of-a-kind ring is made with care and ready for the big moment.

Engagement rings

Find Your Shape

Every shape in white, yellow, and rose gold — swipe each ring to see all three metals.

Round

Oval

Emerald

Pear

Marquise

Radiant

Princess

Heart

Solitaire settings

Classic Solitaires

One stone, all the sparkle. Every shape as a timeless solitaire — swipe each ring to see white, yellow, and rose gold.

Round

Oval

Emerald

Pear

Marquise

Radiant

Princess

Heart

Rated 5.0★ on Google · 125 reviews

Loved By Couples

★★★★★

"Josie and family are always so helpful and informative… my engagement ring and wedding band are beyond stunning."

— Donna B.
Proudly serving
Mahwah · Ramsey · Wyckoff · Franklin Lakes · Ridgewood · Allendale · Saddle River · Oakland · Suffern, NY — and all of northern Bergen County
Visit us

Come See Us In Mahwah

180 Franklin Turnpike
Mahwah, NJ 07430
201-831-0666
Hours
Tuesday – Friday  10am – 6pm
Saturday  10am – 5pm
Sunday & Monday  Closed