Bio, one custom at a time.

The customs 3 knives

By year, newest first. Filter by kind, steel, finish or event; open a thumbnail for the workshop's photographs, click through for the record.

2022 3 knives−

Knife	Steel	Finish	Handle	Pivot	Shown at	Photos
7BioPrototype	Damasteel Bjorkmans Twist	—	Anodized titanium	MRBS with steel underlay	Mad Russian Evening	7
20Bio #3Prototype	Damasteel Vinland	—	Milled titanium	MRBS	shirogorov.com auction	20
6BioPrototype	Damasteel Vinland	—	—	MRBS	Blade Show 2022	6

Read on

• The Bio lineThe production models, the tiers the line spans and the factory record.
• All customsEvery Sergey Shirogorov custom, prototype and collaboration knife by year, across every line.
• Authentication guideWhat can be checked on a Shirogorov, marker by marker, with a checklist for each tier.