What People Are Saying...
- "It's Zen-like."
- "The blue and green remind me of flowing water."
- "This is tougher than it looks!"
- "That's a great game. It's unlike anything we have on our shelves.'"
- "It doesn't take a lot of instruction. The learning happens as you play the game."
- "A gem!"
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Background
- Diamond Bridge is in the lineage of a game invented by Piet Hein in 1942 at the University of Copenhagen. In 1948, a similar game was introduced at Princeton University by John Nash, a Nobel Laureate mathematician and subject of the book and movie, A Beautiful Mind. After reading a description in the book, I was inspired to make a rough and ready board for me and my children to play on. We found the game captivating.
- In recent years, I developed a series of prototypes and an updated set of rules based on extensive play testing. My box design and name, Diamond Bridge, reflect a core strategy of visualizing diamond shapes to span across the board.
- The game concept is basic—players try to bridge sides of their color. It's fun to play "right out of the box." For the serious player the complexity of Diamond Bridge soon becomes apparent. Mastering the game requires a sense of balance, spatial reasoning and sustained focus.
- Enjoy!
- Andy Grant
Greenfield, Massachusetts 
Retail Locations
- Currently, Diamond Bridge is being sold by merchants in New England. Coming soon to a town near you!
The Game
Diamond Bridge is a strategy game for two to four players. The board has a diamond-shaped grid, four corner pits and gems of two colors.
SET-UP
- Divide gems by color, eight to a pit as shown.
- Remember that each color is played “pit to pit”, blue to blue and green to green.
- Choose colors and decide who goes first.
Rules of Play
- To play, take turns placing a gem on any open dot on the board.
Once played, a gem remains in place to the end of the game. However, if all gems are used then the game continues by moving pieces already on the board. - The object of the game is to bridge sides of your color with an unbroken string of gems.
- The game always results in one player completing a bridge or the other giving up. There is no deadlock.
- The corner dots count for either color.
- A player who spans side-to-side calls out, "Diamond Bridge!"
- The loser of a game goes first on the next.
Strategy
- Build and block at the same time.
- At the beginning of the game, play close. Then try spanning "tip-to-tip" on the diamonds.
Four-Player Variation
- Play in two teams—blue team and green team—with “silent partners” sitting opposite. Take turns in clockwise rotation, alternating colors.
Set & Match
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A set is the best of 5 games; the first to make Diamond Bridge three times wins the set. A match is the best of 3 sets.

