Astrum BearSquare Black

Custom · August 17, 2025 · shirogorov.com auction

About this knife

Astrum BearSquare Black with a DLC-finished MagnaCut blade, DLC-finished titanium handle, Ti Damascus clip, backspacer and pivot screw, running on DRRBS bearings.

Facts

Model
Astrum
Variant
BearSquare Black
Kind
Custom
Number
—
Designer
Sergey Shirogorov
First shown
August 17, 2025
Shown at
shirogorov.com auction
Sale channel
shirogorov.com auction
Steel
MagnaCut
Blade finish
DLC
Blade length
100 mm
Thickness
—
Overall
227 mm
Weight
104 g
Handle
Titanium with DLC finish
Clip
Ti Damascus
Backspacer
Ti Damascus
Bearing
DRRBS
PLDS
—
Counter screw
—
Lock
Liner lock with apron
Other
Ti Damascus pivot screw; fifth and last lot of the summer auction series