The Sapphire Star: Audiobook
Book 3 of the Sapphire series
According to The Books Insider's catalog data, The Sapphire Star runs 10.9 hours as an unabridged audiobook, narrated by Caleb Summers (about 7.2 hours at 1.5× playback speed).
The instrument When will you finish it?
Based on 10.9 hours of listening.
| Your pace | You'll finish in |
|---|---|
| 30 min / day | 22 days |
| 1 hour / day | 11 days |
| 2 hours / day | 6 days |
| 1 hour / day at 1.5× | 8 days |
You'll finish in – by –
Part of The Audiobook Finish-Time Calculator: the same instrument for any audiobook we measure.
What our data says
- At 10.9 hours, it runs longer than 98% of the 14,091 Non-fiction (Kids) audiobooks in our catalog.
Catching up on The Sapphire Saga
This is book 3. Books 1 to 2 run 20.7 hours before it; books 1 to 3 run 31.6 hours in all.
| Book | Title | Length |
|---|---|---|
| 1 | The Sapphire Sword | 10.3 hrs |
| 2 | The Sapphire Song | 10.4 hrs |
| 3 | The Sapphire Star | 10.9 hrs |
More narrated by Caleb Summers
Caleb Summers narrates 38 unabridged audiobooks in our catalog, 268 hours in all.
- The Supernatural Companions: A Hidden Legends Short Story Collection
- The Sapphire Sword
- The Secret of the Old Mill
- The Tower Treasure
- The Sapphire Song
About as long, on the Non-fiction (Kids) shelf
230 Non-fiction (Kids) audiobooks in our catalog run within 10% of this length. The most popular on the store:
Computed from 409,794 English-language unabridged audiobooks in The Books Insider catalog (store data read November 3, 2026). Lengths are the store's own running times. Methodology.
About this listen
The Sapphire Star is book 3 of Robert L. Fuller's Sapphire series: a 10.9-hour unabridged recording, read by Caleb Summers, released August 4, 2026, on the Mystery & Fantasy and Non-fiction (Kids) shelves.
The listen at a glance
- Length
- 10.9 hrs
- Narrated by
- Caleb Summers
- Released
- August 4, 2026
- Format
- Unabridged audiobook
- Language
- English
- Store shelves
- Mystery & Fantasy, Non-fiction (Kids)
- Series
- The Sapphire Saga #3
- ISBN
- 9798891539952
How to listen to The Sapphire Star free
New members at audiobooks.com get three free audiobooks with the trial.
Separately, the store's catalog carries more than 10,000 audiobooks that are always free to stream.
Start listening freeQuestions listeners ask
How long is The Sapphire Star as an audiobook?
The Sapphire Star runs 10.9 hours unabridged. At 1.5× speed that drops to roughly 7.2 hours.
Is The Sapphire Star free as an audiobook?
Yes, for new listeners: the trial starts you with three free audiobooks.
Who narrates The Sapphire Star?
The Sapphire Star is narrated by Caleb Summers.
Is The Sapphire Star worth listening to at 1.5× speed?
At 1.5× you'd finish in about 7.2 hours, saving 3.6 hours.