Really happy with my coin purchase
Bought a few rare coins here and couldn't be happier with the quality. Felt truly valued and appreciated every step of the way, leaving me very satisfied overall.
Date: January 7, 2026 · Ref. ID: #36757
Mastam Gallery M2 is a coin dealer in New York, New York, rated 5.00 out of 5 from 2 customer reviews published on Goldiew.
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★ 5.00
All reviews
Average rating based on 2 reviews
Excellent spot for quality coins
Great collection and friendly service. Got what I needed without any fuss, definitely recommend for anyone looking for quality coins in a relaxed setting.
Date: October 10, 2025 · Ref. ID: #31937
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Before you sell your coins
COIN COLLECTORSSelling collectible coins?Key dates and rarities are worth more than melt value. Learn what to check before you sell.Check collectible value →FREE SERVICEGet competing offers for your coinsDescribe your items once and rated buyers quote their best price. Free, private, and your contact stays hidden until you accept an offer.Get my offers →
Business details
Mastam Gallery M2 is a Coin dealer located at 435 Park Ave S, New York, NY 10016. Here is a list of all the activities that Mastam Gallery M2 specializes in: Coin dealer.
Contact info
- http://mastamgallery.com/
- +1 917-434-1498
- 435 Park Ave S, New York, NY 10016
- 10016
- Manhattan
Open Hours
Monday: Open 24 hours
Tuesday: Open 24 hours
Wednesday: Open 24 hours
Thursday: Open 24 hours
Friday: Open 24 hours
Saturday: Open 24 hours
Sunday: Open 24 hours
Opening hours and open/closed status for Mastam Gallery M2 are shown based on their local time zone.
Time Zone
America/New_York
Services offered by Mastam Gallery M2
Discover the services provided by Mastam Gallery M2, grouped by category to help you understand what they specialize in.
Mastam Gallery M2 has not claimed this page yet. Services listed have not been verified directly by the business.
Bullion products
Gold bullion rounds
Silver bullion bars / rounds
Certified rare coins
Raw collectible coins
Junk‑silver bags
Coin accessories
Buying services
Buy gold bullion
Buy rare coins
Price‑match guarantee
Repairs & appraisals
Professional cleaning
Coin grading submission
Estate appraisal
Pawn & financing services
Pawn loans on bullion/coins
Business categories & location
See what type of business Mastam Gallery M2 is and where they operate. Click any state or city to explore more businesses of the same type in that location.
About Mastam Gallery M2
Mastam Gallery M2 is a coin dealer located in New York, New York. The business specializes in ancient and rare coins. Customers can buy and sell coins at the gallery, with a focus on collecting unique and historical pieces. The location is easily accessible, and the staff are knowledgeable and experienced in the coin industry. This description is based on factual data only and aims to be unbiased. It does not indicate the reliability or any other factors related to the business.
Verified social profiles
This business has not added any verified social profiles yet.
| Rating & Label | Meaning |
|---|---|
| 5.00 - 4.50 ✅ Excellent Reputation | Consistently rated highly by users. Strong trustworthiness. |
| 4.49 - 3.80 🟢 Good Standing | Generally well-reviewed with some concerns. |
| 3.79 - 2.80 ⚠️ Mixed Feedback | Reviews vary; some report good experiences, others have concerns. |
| 2.79 - 1.80 🟠 Needs Improvement | Multiple negative reviews highlight recurring issues. |
| 1.79 - 1.00 🔴 Poor Reputation | Generally low-rated with significant concerns. |
| ⏳ Awaiting Reviews | This company has not been reviewed yet. |
Note: The Safety Index for Mastam Gallery M2 is based on an average user rating of 5.00 from 2 user reviews. This rating determines the company’s reputation level: Excellent Reputation.
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