The History of Quartz Watches - First Class Watches Blog
Old School – Girard-Perregaux's first Quartz - Monochrome Watches
Seiko Astron: World's First Quartz Watch Turns 40 | aBlogtoWatch
Brochure: Seiko Quartz Astron - World's First Quartz Watch — Plus9Time
A tribute to a watchmaking revolution. The 50th anniversary of the Quartz Astron is celebrated in a limited edition GPS Solar watch. | Seiko Watch Corporation
The History of Quartz Watches - First Class Watches Blog
Here are the most beautiful quartz movements with open casebacks, with some hidden honourable mentions - Time and Tide Watches
What Was the World's First Quartz Watch? - Grail Watch
Collecting The First Swiss Quartz Movement: 5 Beta-21 Watches To Look For - Hodinkee
Digital disruptions: Fifty years after the quartz revolution, a new era is upon us - CNA Luxury
Seiko | The First Quartz Watch | The First GPS Solar Clock | The First Titanium Case Dive Watch | Astron
What You Should Know Before Buying a Quartz Watch | Teddy Baldassarre
How the Quartz Crisis Changed Watchmaking Forever
Quartz crisis - Wikipedia
Quartz watches, history and models - Part One
Seiko Astron
A brief history of quartz (1)
EXPLAINED: Seiko 9F Quartz Movements – Definitive Proof That High-End Quartz Exists | SJX Watches
Watch 101: Which Company Made the First Quartz Watch?
WAS THE 95GS REALLY THE FIRST GRAND SEIKO QUARTZ MOVEMENT? - Montres Publiques - The vintage watch magazine
History of the Seiko Quartz Movement
Variants of the Quartz-Astron, the world's first quartz watch | WatchUSeek Watch Forums
Quartz, the killer – A history of quartz watches, Part 1 - Time and Tide Watches
1969 Quartz Astron | Seiko Design 140
What You Should Know Before Buying a Quartz Watch | Teddy Baldassarre
A Concise History of the Quartz Watch Revolution - Bloomberg
