Diamond Mine Slot Review

Diamond Mine RTP and Wagering

Diamond Mine runs on a 6-reel Megaways engine with up to 7 symbols per reel and as many as 117,649 ways to win. I can spin from 20p up to £100 a go, which suits low-stakes testing as well as high-roller punts. Wins land when matching symbols hit on adjacent reels from left to right, and the top-paying icon pays from just two of a kind, which helps keep things ticking along.

Every win in Diamond Mine triggers a chain reaction: symbols explode, vanish, and new ones cascade in to fill the gaps. I have had long sequences from a single paid spin, which is where the slot really comes alive. Volatility is high, so dry spells happen, but the 96.43% RTP sits above average and the headline potential of 50,000x stake is aimed squarely at those hot bonus rounds.

Diamond Mine Symbols and Audio & Video Design

Diamond Mine is pitched as a trip to a dusty diamond mine somewhere in North America, with the reels bolted onto a rocky canyon wall. I like the cartoony finish: bright symbols, chunky wooden frames and the odd cactus off to the side. When you hit a reaction the winning icons explode dramatically, which keeps the screen feeling active even when the base game is just spinning away.

Audio on Diamond Mine leans into twangy, American-style banjo music that kicks in whenever I hit spin, fading back once the reels settle. It fits the frontier theme nicely without becoming grating during long sessions. In the top-left corner the game constantly shows the current number of ways to win, which I find handy when a spin expands towards the full 117,649 combinations on a good cascade.

On the reels in Diamond Mine you get royals from Nine through Ace paying up to around 1.75x for six, then Tools and Lanterns stepping things up with wins as high as 2x. The Miner symbol reaches 7.5x stake for six of a kind, while the Diamond takes top billing at 50x. The Dynamite icon in the cart above reels two to five acts as the Wild, standing in for everything except the Scatter.

Symbols and Paytable

Symbol	Quantity	Payout
	6	x50
	5	x25
	4	x10
	3	x5
	2	x2
	6	x7.5
	5	x2.5
	4	x2
	3	x1
	6	x2
	5	x1.5
	4	x1
	3	x0.25
	6	x2
	5	x0.75
	4	x0.5
	3	x0.25
	6	x1.75
	5	x0.6
	4	x0.4
	3	x0.2
	6	x1.75
	5	x0.6
	4	x0.4
	3	x0.2
	6	x1
	5	x0.6
	4	x0.25
	3	x0.2
	6	x1
	5	x0.5
	4	x0.25
	3	x0.15
	6	x0.9
	5	x0.5
	4	x0.25
	3	x0.15
	6	x0.8
	5	x0.4
	4	x0.2
	3	x0.1
	Mystery
	Scatter
	Wild

Diamond Mine Bonus Features

Bonus play in Diamond Mine keeps things fairly tight, built around Mystery symbols and a single Free Spins feature rather than a tangle of side games. The TNT barrel stands in as the Mystery symbol and can land anywhere on the grid; whenever I hit more than one at once they all flip to reveal the same random symbol, apart from Scatters, which can turn cold spins into proper Megaways hits.

The main event in Diamond Mine is the Free Spins feature. Landing four Scatters gives 12 free spins, and each extra Scatter on the trigger adds another five. During the round an unlimited win multiplier starts at 1x and climbs by one after every cascade, so extended reactions really ramp things up. Extra Scatters can appear in the positions above reels two to five, with three or four awarding five or ten extra spins.

Diamond Mine Final Thoughts

After plenty of sessions on Diamond Mine I see it as a classic Megaways mining slot with a couple of well-judged twists. The cascading reels, Mystery TNT barrels and the free spins multiplier give it enough punch to stand beside the genre heavyweights, while the 96.43% RTP and 50,000x cap keep the numbers competitive. The trade-off is the high volatility, so I treat it as a game for focused, higher-risk play.

If you like Diamond Mine, then check out these other Mining Theme slot games

"If you like Diamond Mine, then check out these other Mining Theme slot games" appeared in the original review, though I tend to use it more as a nudge towards similar mechanics than specific titles. If you enjoy Megaways grids with cascading wins, Mystery symbols and escalating multipliers, you will find plenty of other mining slots built along the same lines, some with softer variance and some tuned even harder than this one.

When I am in the mood for a change of scenery from Diamond Mine, I usually look for other games with six reels, high ways-to-win counts and a bonus round centred on rising win multipliers. Mining themes pair well with that structure, as the sense of digging deeper matches those long cascading sequences. If that style suits you, the wider mining category has plenty of Megaways and non-Megaways options to explore.

Screenshots