Wedding rings engraved with beautiful mathematical formulas

This wedding band has a beautiful mathematical formula engraved on the inside of the ring.

Laser engraving is recommended for detailed engravings such as mathematical formulas.

The engraving of the name part is processed and hidden.

Plain wedding rings(Left)

All MITUBACI handmade workshops are completed on the same day.
All our final prices are indicated on our website for your consideration with ease.

2026-04-05

A story contained in a single email "Creating a lifelong treasure"

2026-04-04

A engraving workshop in Sangenjaya founded in 1970 proposes rings

2026-03-24

Invest in "materials and craftsmanship" for a lifetime, not brand fees