You need to provide a lot more information to be able to get some help. There must be 1000 or more saddles that might fit your vague description. Some photos from various angles would go a long ways toward helping you find out more about your saddle. Photos from all sides, front, back, under the cantle, under the fenders, under the gullet, the rigging, etc. Pictures are worth a thousand words.
Please post jpg or png picture files. Please be aware that picture file sizes are limited here. Resize photos to 800 pixels in the longest dimension.
If you need more help with resizing photos:
If your files are too large to post here due to file size restrictions, you need to resize your files to fit. Follow this link for some helps and suggestions. https://leatherworker.net/forum/topic/15122-how-to-post-pictures-on-lw/?do=findComment&comment=551171
There are lots of Apps, software, and online tools available on the web, or even built into your device to enable you to reduce your file sizes. 800 pixels in the longest dimension is quite adequate. Smart phone screens and many monitors don't display high res files in high resolution. People that live on the fringes of the internet appreciate smaller file sizes and high res photos may take from 10 minutes to hours to download.