Satisfying Antique Brass and Copper Watchmaker's 3 Inch Double Calipers yarn winder in bottle shortest 5 7/8"t and about

shortest 5 7/8"t and about 1 7/8" in diameter

There is a tiny hole near the top for stringing a thread through to hang it

20" span when open

As per my postal scale

Louis Kahn

Satisfying Antique Brass and Copper Watchmaker's 3 Inch Double Calipers yarn winder in bottle shortest 5 7/8"t and aboutSometimes an old tool just strikes as especially lovely, as was the case with this antique brass watchmaker's double caliper. What do I know about watchmaking? Nothing. But I find the delicacy of this, with its thin, tapering arms, and its symmetry, and the way the sides open and close together very satisfying. Feels like a metaphor for embodiment of balance and precision! This would have be used for measuring, truing, and modifying tiny watch