A Promise of Peridot (The Sacred Stones Book 2)

A Promise of Peridot (The Sacred Stones Book 2)

by Kate Golden

4.4 (2,750)

4.4 stars from 2,750 reviews. Top 73% of Fantasy books we track.

481 pages~8 hr readPublished by PenguinPublished 2024-04-09

$10.99At peak price

Last checked: Apr 28, 2026

Price history: $1.99 $10.99

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Fans of these authors will like this...

  • Sarah J. Maas
  • Jennifer L. Armentrout
  • Sylvia Moreno-Garcia

Fans of these books will like this...

  • A Court of Thorns and Roses
  • From Blood and Ash
  • The Shadows Between Us

Perfect for you if...

  • You love romantasy with real emotional stakes, where the romance is built on tension and unresolved hurt rather than instant chemistry.
  • You're invested in series where each book escalates the world-building and magic system in surprising ways.
  • You want a female protagonist who's furious and grieving rather than plucky, and who has to reckon with complicated feelings about the man she's supposed to hate.

Maybe not for you if...

  • You prefer standalone books or don't want to commit to a trilogy to get closure on major plot threads.
  • You need a lot of breathing room between action sequences and romance beats, as this one keeps the pace relentless.
  • You're looking for a straightforward enemies-to-lovers arc, because this one dwells in the messier space where old betrayals complicate new attraction.

About this book

The second installment in the Sacred Stones trilogy follows Arwen Valondale as she sails to the Kingdom of Citrine after the battle of Siren's Bay. Grieving her mother's death and struggling with her newly discovered powers, Arwen focuses her anger on King Kane Ravenwood, who betrayed her. Kane leads Arwen and her companions on an expedition to find the Blade of the Sun, a legendary weapon capable of killing the tyrannical Fae King Lazarus. As they work together under an uneasy truce, Arwen must confront her unresolved feelings for Kane, who is determined to become darkness itself to protect her. Arwen faces a prophecy she must fulfill—failure will determine not only her own fate but also that of those closest to her. Along her journey, she encounters creatures, enemies, and magic that test her resolve in unexpected ways.

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Price History

Kindle price over time. Green zones = periods when the book was free.

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Free$5.50$10.99Jul '23Jan '25Feb '25Apr '26
$1.99$10.99

Price has dropped 4 times over the last 3 years. Goes on sale roughly every 156 days. Typically stays discounted for 1 day.

Sales Rank

Amazon sales rank: lower number = better selling book. #1 is the bestseller.

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#1,044#169,745#338,445Aug '23Jul '24Nov '25Apr '26

Currently around #12K in the Kindle store — a steady mid-list seller.

Rating & Reviews

Purple line = star rating over time. Blue area = total review count growth.

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3.5★4.3★5.0★Apr '24Jul '24Dec '24Mar '26RatingReviews

Currently 4.4★ from 2,750 reviews

Gaining approximately 114 new reviews per month. Reader interest is accelerating. Rating has climbed from 4.2 to 4.4. Recent readers are rating it higher.

Sale Prediction

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Free$5.50$10.99Jul '23Jan '25Feb '25Apr '26PredictedApr '26

Actual Predicted

This book goes on sale roughly every 157 days. Next drop estimated in about 16 weeks. Typical discount: 82% off.

Prices shown in USD from Amazon US. We continuously pull new data to improve tracking. If dates look old, it usually means there has been no significant change since the last data point.

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Kate Golden

1 book on Vagrant Press

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