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News, updates about IPR and its training programs, news about watchmaking, watches, articles about unnecessary complications , and much more.


Jacquemart Automata | Meuron & Cia. | Repeater | Gold | 1810
Jacquemart himself stands in Dijon: a bronze man in a wide-brimmed hat. The story of bell-striking automata and an 1810 gold repeater by Meuron & Cia.

Sílvio Pereira
Oct 119 min read


Triple Calendar | Moon Phases | Polished Tempered Steel | 1895
Great complications: two triple calendar pocket watches and the history of calendar watches, from the Julian calendar to the perpetual calendar.

Sílvio Pereira
Oct 1111 min read


Sundial | Equinoctial | with Compass | Brass | 2010
A brass pocket equinoctial sundial with compass: how it is used, how equinoctial (equatorial) sundials work, and the giant Samrat Yantra in Jaipur.

Sílvio Pereira
Oct 117 min read


Jumping hours | Double calendar | Moon phases | 1915 | Gold
A unique 1915 gold pocket watch with jumping hours, double calendar and moon phases, an 1890s A. Kaiser, and the story of Pallweber's digital watches at IWC.

Sílvio Pereira
Oct 116 min read


Little watchmakers filled the afternoon at the Medeiros e Almeida Museum
On World Watch Day, the IPR took its Little Watchmakers' Workshop to the Medeiros e Almeida Museum in Lisbon. From 2 pm to 7 pm we had our hands full.
IPR – Instituto Português de Relojoaria
Oct 113 min read


Chronograph | Levrette | Monopusher | Silver | 1900
A 1900 Levrette monopusher pocket chronograph in silver: technical sheet, photos and a brief history of the chronograph, from Louis Moinet to today.

Sílvio Pereira
Oct 1110 min read


Jacob Kretz | Automatic | 1810 | Gold
In the early 19th century Jacob Kretz devised his own self-winding system. A rare 1810 gold pocket watch, a Loehr of 1880 and the history of the automatic.

Sílvio Pereira
Oct 1111 min read


Open Heart | Date | 1810 | Gold
An 1810 Lépine pocket watch in 18 kt gold with date and open heart: the first watch to show its balance on the dial, and the open heart from Hebdomas to today.

Sílvio Pereira
Oct 115 min read


Normal Watch | 6 Time Zones | 1895 | Steel
A very rare 1895 Normal Watch steel pocket watch showing six time zones, and the history of World Time watches from Louis Cottier to today.

Sílvio Pereira
Oct 118 min read


Exímio Watches: the Portuguese watch brand of João Batalha
Meet João Batalha and Exímio, the Portuguese watch brand behind the Abissal, Prestige, Lady Diamond, Doctor's Watch and FAREY MKIII.

Instituto Português de Relojoaria
Oct 112 min read


Meia Lua Callisto Semi Red (PPT & MPT): a Portuguese limited-edition automatic watch
Meia Lua was born in 2018 with the Inception line. Soon after came the Callisto: discover the Semi Red, an automatic triple calendar limited to 30 pieces.

Instituto Português de Relojoaria
Oct 112 min read


Derek Pratt: the forgotten master watchmaker
Derek Pratt, one of the greatest watchmakers of our time, left a hugely important and often forgotten legacy. A long read on the man and his work.

Nuno Margalha
Oct 1115 min read
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