💍 GIA Natural & Lab-Grown Bridal Guide • Harwich, MA

Best Engagement Ring Stores & Diamond Boutiques in Harwich, MA [Oct 2026]

Explore 6 verified bridal showrooms and GIA-certified diamond dealers along 55 Monomoy Rd, 33 Sequattom Rd, 537 Main Street, 1035 Oak St (covering postal codes 02646, 02645) specializing in natural mined diamonds, IGI/GIA lab-grown solitaires, and custom wedding bands.

← All 6 Harwich Stores 🪙 Sell Gold & Diamonds 🛠️ Jewelry & Watch Repair 💍 Engagement Rings ✨ Custom 3D CAD Design 👑 22k Gold & Bullion 📜 GIA Appraisals

Harwich, MA Local Market Overview (Oct 2026)

Shopping for a diamond engagement ring or eternity band in Harwich, Massachusetts gives couples direct access to 6 independent bridal boutiques and wholesale diamond dealers along 55 Monomoy Rd, 33 Sequattom Rd, 537 Main Street, 1035 Oak St. Unlike national chain mall stores that mark up pre-set commercial stones, top-rated Harwich bridal jewelers such as Exclusive Sports Jewelry, Barnstable Yardsailor, Port-O-Call Gift House let you inspect loose GIA and IGI diamonds side-by-side under 10x gemological magnification.

Planning a weekend bridal appointment? 4 showrooms in Harwich are open on Saturdays and 3 welcome Sunday appointments, with a citywide rating of 4.3★ across 139 verified reviews.

Oct 2026 Bridal Price Benchmark

Natural Mined vs. Lab-Grown Engagement Ring Prices in Harwich

Full Diamond Carat Guide →

Center Stone Carat & Grade	GIA Natural Diamond (Loose)	IGI/GIA Lab-Grown Diamond	14k/18k or Platinum Setting
1.00 Carat (F-G Color, VS1-VS2)	$4,800 – $6,500	$750 – $1,100	$650 – $1,450
1.50 Carat (F-G Color, VS1-VS2)	$8,500 – $12,000	$1,100 – $1,600	$850 – $1,800
2.00 Carat (F-G Color, VS1-VS2)	$18,000 – $26,000	$1,600 – $2,400	$1,100 – $2,400

Quick Comparison: Top 💍 Engagement Rings Specialists in Harwich

Showroom Name	Location / Corridor	Rating & Reviews	Direct Phone
#1 Exclusive Sports Jewelry	55 Monomoy Rd, Harwich Port, MA 02646, USA	⭐ 4.5 (50)	(800) 533-3653
#2 Barnstable Yardsailor	1035 Oak St, Harwich, MA 02645, USA	⭐ 4.5 (21)	(508) 364-4203
#3 Port-O-Call Gift House	520 MA-28, Harwich Port, MA 02646, USA	⭐ 4.4 (30)	(508) 432-1525
#4 Raga New York Inc	33 Sequattom Rd, Harwich, MA 02645, USA	⭐ 4.5 (4)	(508) 430-4007
#5 Lexaco, LLC	537 Main Street @, Sea St, Harwich Port, MA 02646, USA	⭐ 4.2 (20)	(760) 389-8100
#6 Cranberry Jewelers	554 MA-28, Harwich Port, MA 02646, USA	⭐ 3.9 (14)	(508) 430-2255

Verified Showrooms in Harwich, MA

#1 Verified Harwich Specialist ⭐ 4.5 (50 reviews)

Exclusive Sports Jewelry

📍 55 Monomoy Rd, Harwich Port, MA 02646, USA

Exclusive Sports Jewelry is an esteemed jewelry showroom and custom design studio in Harwich. Offering fine handcrafted jewelry, diamond collections, and master artisan craftsmanship.

Fine JewelryCustom Consultation

📞 (800) 533-3653 🌐 Website

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#2 Verified Harwich Specialist ⭐ 4.5 (21 reviews)

Barnstable Yardsailor

📍 1035 Oak St, Harwich, MA 02645, USA

Barnstable Yardsailor is an esteemed jewelry showroom and custom design studio in Harwich. Offering fine handcrafted jewelry, diamond collections, and master artisan craftsmanship.

Fine JewelryCustom Consultation

📞 (508) 364-4203 🌐 Website

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#3 Verified Harwich Specialist ⭐ 4.4 (30 reviews)

Port-O-Call Gift House

📍 520 MA-28, Harwich Port, MA 02646, USA

Port-O-Call Gift House is an esteemed jewelry showroom and custom design studio in Harwich. Offering fine handcrafted jewelry, diamond collections, and master artisan craftsmanship.

Fine JewelryCustom Consultation

📞 (508) 432-1525

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#4 Verified Harwich Specialist ⭐ 4.5 (4 reviews)

Raga New York Inc

📍 33 Sequattom Rd, Harwich, MA 02645, USA

Raga New York Inc is an esteemed jewelry showroom and custom design studio in Harwich. Offering fine handcrafted jewelry, diamond collections, and master artisan craftsmanship.

Fine JewelryCustom Consultation

📞 (508) 430-4007

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#5 Verified Harwich Specialist ⭐ 4.2 (20 reviews)

Lexaco, LLC

📍 537 Main Street @, Sea St, Harwich Port, MA 02646, USA

Lexaco, LLC is an esteemed jewelry showroom and custom design studio in Harwich. Offering fine handcrafted jewelry, diamond collections, and master artisan craftsmanship.

Fine JewelryCustom Consultation

📞 (760) 389-8100 🌐 Website

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#6 Verified Harwich Specialist ⭐ 3.9 (14 reviews)

Cranberry Jewelers

📍 554 MA-28, Harwich Port, MA 02646, USA

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

Fine JewelryCustom Consultation

📞 (508) 430-2255 🌐 Website

View Store Profile →

Frequently Asked Questions: 💍 Engagement Rings in Harwich

Where is the best place to buy an engagement ring in Harwich, MA?

The highest-rated engagement ring boutiques in Harwich include Exclusive Sports Jewelry, Barnstable Yardsailor, Port-O-Call Gift House. These independent showrooms offer loose GIA-certified natural and lab-grown diamonds, custom 3D CAD settings, and lifetime prong inspections.

Do jewelers in Harwich sell both natural and lab-grown diamonds?

Yes, the majority of bridal showrooms in Harwich, Massachusetts stock both GIA-graded natural mined diamonds and IGI/GIA-certified CVD/HPHT lab-grown diamonds at 75%–85% lower per-carat cost.

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Live Gold & Diamond Calculators

Use our free gemological tools before visiting any showroom in Harwich.

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