Miniature Abacus Tide Computer H93

Discover the charm of the Miniature Abacus Tide Computer H93, a unique keychain that combines mechanical precision with historical value. It is a reproduction of a device from 1570, created by Humphrey Cole, whose original is housed in the British Museum in London. Here’s what makes this product so extraordinary:

- Diameter: 50 mm, depth: 6 mm, weight: 60 g

- Made of zamak and brass, lacquered using traditional techniques from centuries ago

- Beautiful gift packaging with an Abacus insert

- Allows prediction of tidal times, taking into account wind direction, number of days since the new moon, and current moon age

- Includes movable dials to determine the lunar month and moon phase

- A wonderful gift for sailors, fishermen, astronomers, and enthusiasts of technical antiques

- User manual available in English, French, Italian, and Spanish

The Miniature Abacus Tide Computer H93 is not only a beautiful object but also a functional device that catches the eye and inspires admiration. Moreover, there is an option for personalized engraving, making it an ideal gift for special occasions.

Fun fact: The original tide computer from 1570 was used by sailors to plan voyages, making it one of the first tools for marine navigation in history.