Realistic Horse Vector Illustration

I need a realistic vector illustration of a horse recreated from a photo. The background should depict a sunrise or sunset. This will be used in a sign for my new farm and will look something like the attached. I want the horse to look exactly like the one shown.

Requirements:
- High-quality, full-color vector art
- Realistic horse depiction
- Sunrise/sunset background

Ideal Skills:
- Proficiency in vector illustration software (e.g., Adobe Illustrator)
- Strong understanding of color and light in realistic art
- Experience with animal illustrations, particularly horses

Please provide samples of similar work.