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.

Rolex Debuts Documentary on Marine Conservationists

Eight individuals and their work.

Up Close: Ophion OPH 786 Vélos

Instinctively appealing.

Auction Watch: Robert Downey Jr.’s Very Own Urwerk UR-105

From Avengers: Endgame.

Franck Muller Introduces the Skafander Tonneau Diver’s Watch

Cintree Curvex for the sea.

Up Close: Audemars Piguet Royal Oak Chronograph 26239

The first with an in-house movement.

Breguet Debuts the Type XXI 3815 Limited Edition

Aggressively colourful.

Highlights: Patek Philippe Rare Handcrafts 2021

Treasures of artisanal craft.

Patek Philippe Introduces the Minute Repeater Perpetual Calendar Ref. 5374G

In serene blue enamel.

Patek Philippe Introduces the Ladies’ Minute Repeater Ref. 7040/250G

Swirling guilloche and translucent enamel.

Patek Philippe Introduces the Sky Moon Tourbillon Ref. 6002R

Rose gold and brown enamel.