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Ace Of Diamonds Mine

84 Herkimer St, Herkimer, NY 13406-2713
+1 315-891-3855
Review Highlights
Better than their competitors down the road.

We stopped by Ace of Diamonds to check the place out to bring our grandkids once school is over... read more

Reviewed 1 week ago
I would go back but the kids won't

We went last summer, so it was pretty hot. We brought a hammer and set of chisels with us, but they... read more

Reviewed 6 April 2017
Saratoga Springs, New York
Read all 105 reviews
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  • Excellent52%
  • Very good31%
  • Average7%
  • Poor1%
  • Terrible6%
Travellers talk about
84 Herkimer St, Herkimer, NY 13406-2713
+1 315-891-3855
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Reviews (105)
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1 - 10 of 105 reviews

Reviewed 1 week ago

We stopped by Ace of Diamonds to check the place out to bring our grandkids once school is over. Then we checked the competitors down the road and we decided that Ace of Diamonds would be much better for kids since it has a huge...More

Thank cguillau
Reviewed 6 April 2017

We went last summer, so it was pretty hot. We brought a hammer and set of chisels with us, but they were nowhere strong enough to break the rocks. We rented a sledge hammer and a bigger chisel (reasonably priced in the store). I could...More

1  Thank saratogario
Reviewed 20 February 2017

We have been visiting the Ace for many years. We are always pleased when we are out in the fresh air finding crystals. They have an extensive area to explore and search for Herkimer Diamonds. The atmosphere is low key and rustic. Fun times in...More

1  Thank CatskillMountains1
Reviewed 22 October 2016

I truly witnessed the generosity of New Yorkers this past week at the mine. It was my first time at ace of diamonds, and an angel of a woman showed up early afternoon, and showed us all the best places to look for crystals. She...More

2  Thank Greeneyedsusie
Reviewed 17 October 2016

We got here around 10:30am and continued til almost closing time. There are plenty of places to smash rocks and people with extra time can actually mine solid walls of limestone. There were a few kids here when we went and most of them seemed...More

1  Thank Pat G
Reviewed 17 October 2016

My husband and I dug, cracked and moved piles and came away with 2 5 gallon buckets of diamonds in matrix and at least 23 perfect and semi perfect loose diamonds! This trip was our best. On day two, we scavenged new piles behind the...More

1  Thank Karen V
Reviewed 16 October 2016

We went here to find Herkimer diamonds and we did. People were nice in office/gift shop. Camping areas, picnic tables are available and bathroom with showers. This is suppose to be the best place to go hunting for your diamonds! We did come home with...More

1  Thank Lou Ann N
Reviewed 9 October 2016 via mobile

Took my 12 and 9 yo on a long weekend adventure to mine for Herkimer diamonds and fossils. We started at Ace of Diamonds. Staff is helpful giving you a lay of the land. Tools are available to rent for a buck a piece. Screen...More

5  Thank Katylua
Reviewed 2 September 2016

This was a birthday trip for our son who just turned 7. We had a great time here and found lots of Herkimer Diamonds! Everyone we talked to was very friendly and offered tips and tricks. The owners were very nice and very kind to...More

1  Thank AlwaysTraveling2016
Reviewed 29 August 2016

I stayed here for two nights with my girlfriend and her family and came away not all that impressed. The digging is incredibly fun, and actually more enjoyable than the other mining site down the street. So if you are stopping here for the mining...More

1  Thank Phillip A
Nearby Restaurants
Main Street Ristorante
7 reviews
6.76 km away
Crazy Otto's Empire Diner
200 reviews
11.90 km away
Blue Rose Restaurant
5 reviews
9.10 km away
Heidelberg Baking Company
51 reviews
9.48 km away
Nearby Attractions
Fort Herkimer Church
5 reviews
13.05 km away
The Little Falls Antique Center
10 reviews
13.74 km away
Remington Arms Museum
5 reviews
14.11 km away
Herkimer Diamond Mines
213 reviews
.43 km away
Questions & AnswersAsk a question
Joe C
What are your hours, and is the mine open year round.
16 November 2016|
Response from Lou Ann N | Reviewed this property |
They are closed for this season but open April 1,2017 and hours are 9-5 according to their website. They operate April 1 to October 31. Google it for more information.
Do they allow dogs on premises?
21 June 2015|
Response from Elisha-John H |
Can I buy a bag of double terminated Herkimer diamonds? I can't make it to your site, but really want to get 20 or so of these little double terminated beauties. Sherri
21 February 2015|
Answer Show all 2 answers
Response from TanteJaye | Reviewed this property |
On their website, they have crystals for sale. Good luck.