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Welcome to your
Craftsman's Toolbox

A growing collection of precision tools for the goldsmith's workshop. Select a tool from the sidebar to begin.

Select a tool from the left

Alloy Weight Calculator

Density-based weight conversion between metal alloys

Weight of Piece

Unit

Current Alloy (source)

Desired Alloy (target)

Alloy Reference — Densities

Alloy	Density (g/cm³)	Fineness	Category

Alloy recipe calculator — weigh out raw materials or adjust an existing alloy

Mode

Target Alloy

Total Weight to Produce (g)

Blank strip length for a ring band from size and material thickness

Ring Size System

Ring Size (EU inner circ. mm)

Material Thickness (mm)

Solder Join Allowance (mm)

Pass schedule with per-pass length, width gain and anneal points

Type

Alloy Family

Max reduction per pass (%)

Wire drawing: try 15–20%. Platinum: ≤ 8%.

Start Thickness (mm)

Target Thickness (mm)

Start Width (mm)

Start Length (mm)

Weight of sheet, wire, tube or other stock from dimensions

Stock Form

Alloy

Length (mm)

Width (mm)

Thickness (mm)