Wusthof Classic IKON 6.3-inch (16 cm) Flexible Fillet Knife - 4556 Sharpening Stones the handles and damascus blades

the handles and damascus blades are very difficult to photograph properly

And this Wusthof model is one of the most popular

Tempered to 58⁰ Rockwell for easy maintenance

it is generally flat and it's fine to use either side for sharpening (stick to using that one side though once you start)

The Wusthof Classic Wide (thicker blade too) Chef's Knife

Wusthof Classic IKON 6.3-inch (16 cm) Flexible Fillet Knife - 4556 Sharpening Stones the handles and damascus bladesA versatile and truly superior fillet knife. The extra thin and flexible blade is perfect for preparing delicate fish and carpaccio. If you're looking for a one all purpose and super high quality fillet knife, this is a great choice. Precision forged from a single blank of steel with full tang. Features the popular new blade style without bolster, for ease of sharpening, full blade length performance, and lighter weight. The handle is super