Watercolor Landscape Painting

I'm seeking a skilled watercolor artist to create a painting from a copied photograph. This is a special gift for my husband's 60th birthday.

Requirements:
- Medium size (up to 16x20 inches)
- Landscape subject
- Use of natural colors

Ideal Skills and Experience:
- Proficiency in watercolor techniques
- Experience with landscapes
- Attention to detail and color accuracy
- Ability to work from photographs

Please provide samples of previous work and an estimated timeline for completion.