Slot Machine Index

Diamond Lock™ Series

Class IIClass III
Diamond Lock™ Series game screen — Everi
Game artwork · Everi

About this machine

Both nine-line, three-reel mechanical games, Diamond Lock Ruby™ and Diamond Lock Sapphire™ showcase the player popular lock and respin feature for the first time on a high denomination mechanical theme. Players will appreciate the selectable denominations that scale the bottom two credit prizes while the top three linked jackpots can be won at any bet level at any denomination. And players win the grand progressive when all three reels lock during the diamond lock hold and respin bonus.

Description sourced from the manufacturer's public product page.

Looking for Diamond Lock™ Series footage

We searched YouTube for this title and found no clip whose name matches it — it may be new, rare, or only shown inside longer live sessions. Search YouTube for Diamond Lock™ Series ↗

Below are other Everi machines — not this one — in case you want a feel for how the manufacturer's games play.

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Artwork & cabinet

Where Diamond Lock™ Series sits in Everi's range

Everi lists 2 denominations for this title. Denomination is one of the strongest predictors of theoretical return on a casino floor — penny games generally carry a lower percentage than dollar games, across essentially every manufacturer.

Mechanically it is a 3 reels / 9 pay lines game. Pay-line games award only on defined line patterns, which typically means fewer but larger hits than an equivalent ways-to-win title.

What's the RTP of Diamond Lock™ Series?

There isn't one number — and any site quoting you a single figure is describing a different product.

Manufacturers ship the same title in multiple par versions, commonly spanning roughly 85% to 96%. The casino chooses which one to install, and that choice is not disclosed on the machine. Nevada regulation only sets a floor: every wager must theoretically return at least 75%.

What regulators actually publish is hold percentage — realised performance after player behaviour, aggregated by region and denomination. It is never broken out by game title. So the honest answer for any land-based machine is a range plus an unknown configuration, not a single figure.

Figures quoted elsewhere for this title are almost always taken from its online version, which is a different product with a different maths model.

Where to play

We don't yet have verified floor placements for this machine. Our casino cross-reference covers 442 properties, but only through IGT's public linked-progressive data — which doesn't reach Everi titles. We would rather show nothing than guess.