Precious Pocket Watches at Sotheby’s, Including a US$7.7 Million AP

A grosse result.

Hands On: F.P. Journe Tourbillon Souverain Vertical Joaillerie Rubis

Maximalist.

Hands On: Chopard L.U.C. Grand Strike

Loud and clear.

In-Depth: Understanding Isochronism and Oscillators

The inherent isochronism of the sprung balance.

Complicated Collectors: James Ward Packard

A private laboratory of time.

In-Depth: Balancing Mainspring Dimensions Inside the Barrel

An analytical approach.

Tissot Forges Ahead with the PRX 38 mm in Damascus Steel

An acid-etched PRX in psychedelic steel.

The French Connection: Trilobe’s Parisian Workshop

The brand is making moves (and movements).

In-Depth: Patek Philippe Ref. 1518 in Stainless Steel

When steel is worth more than gold.

SJX Podcast: Sylvain Berneron – All In

On risk, value, and doing things the hard way.

Micro-Brand Fair Spring Sprang Sprung Returns to Singapore

November 8-9, 2025, with 57 brands.

J.P. Morgan Jr.’s Watches Emerge, Including First-Ever Cartier Mystery Clock

And a Frodsham "Morgan caliper" watch.

In His Own Words: François-Paul Journe on the Clock That Started It All

The Sympathique’s story, from Breguet to THA to Journe.

Complicated Collectors: John Pierpont Morgan

J.P. Morgan and the history of European horology

Hands-On: Rolex Perpetual 1908 Settimo

Lucky number settimo.