White Horn (Square) — pale buffalo horn, in a calligrapher’s square form.
A square seal in pale buffalo horn — calm in tone, refined in feel, and traditionally favoured by calligraphers and painters to sign their work.
Why this material
- Premium white water buffalo horn, selected for tone and density.
- Smooth, polished finish that gains lustre with age.
- The square form sits firmly between the fingers, balanced and deliberate.
Who it’s for
For calligraphers, painters, and collectors who want a working seal of clear refinement.
White Horn Hanko (Square)
KAMAKURA SIGNET — The Masterpiece Collection
Rare, time-honoured natural materials, hand-finished to last for generations. Every seal is finished by hand in our Kamakura atelier — practising the craft since 1898, across four generations of the Tsukino family — by masters holding Japan’s First-Class National Certification, in the Tsukino Kissotai script found in no other workshop.
hand-finished to endure, and to be handed down — a personal mark made to outlast the page it is pressed upon.

















