Discover the art of diamond crafting at Royal Coster Diamonds in Amsterdam with a free 30-minute guided tour. See expert craftsmanship and enjoy tax-free shopping—an unmissable experience for jewelry lovers.
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Difficulty
easy
Duration
30 minutes
Fitness Level
No special physical fitness required
Wildlife
History
Royal Coster Diamonds was established in 1840, making it the oldest diamond polishing factory in the world still operating today.
Conservation
The factory emphasizes sustainable practices and responsible sourcing for its diamonds.
Royal Coster Diamonds
Discover the art of diamond crafting at Royal Coster Diamonds in Amsterdam with a free 30-minute guided tour. See expert craftsmanship and enjoy tax-free shopping—an unmissable experience for jewelry lovers.
Royal Coster Diamonds is the world's oldest diamond polishing factory, located in Amsterdam, Noord-Holland. The business operates a museum, showroom and live workshops where visitors can observe master craftsmen polishing and setting diamonds. Royal Coster offers a range of guided experiences, from free factory tours to private, curated sessions like the Royal Engagement Experience and the Diamond Masterclass.
Visitors can view historically significant displays including a replica of the Koh-i-Noor and the Royal 201 cut, as well as an extensive collection of loose and unset diamonds. The Luxury Shopping Experience highlights a showroom with a reported 20,000 loose diamonds and options for custom design, while several tours include tax-free shopping for eligible purchases. Group and private formats are available, including short guided tours and multi-hour practical workshops taught by an experienced polisher.
Royal Coster’s combination of live demonstrations, a diamond museum and hands-on opportunities provides both educational value and direct access to diamond sales and bespoke design. The business emphasizes craftsmanship, transparency in diamond valuation, and a curated visitor experience. For travelers and buyers seeking a historically rooted insight into diamond polishing and design in Amsterdam, Royal Coster Diamonds offers credible tours, private consultations, and unique experiences that showcase centuries of diamond expertise.
Heritage
World's oldest
Historic diamond polishing factory
Location
Amsterdam, Noord-Holland
Located in Amsterdam
Diamond Stock
20,000 loose diamonds
Extensive loose and unset selection
Tours Offered
7 experiences
Guided tours, private workshops, shopping
Reserve a guided tour, engagement ring consultation, or masterclass and experience historic diamond craftsmanship in Amsterdam — spaces are limited.
Book in advance
Reserve your spot ahead of time to ensure availability for the tour.
Arrive early
Get there a few minutes early to fully enjoy the experience without rush.
Bring identification
Have your ID or passport for tax-free shopping and purchases.
Observe jewelry etiquette
Avoid touching or handling the diamonds without staff guidance for safety.
Camera or smartphone
Capture the stunning diamonds and the intricate craftsmanship.
ID or passport
Needed for tax-free shopping and verification during the tour.
Comfortable shoes
Easy walking through the factory requires comfortable footwear.
Light jacket or sweater
Indoor temperatures are controlled, but some may prefer extra warmth.