3DLANES #68 - The Deadbeat Seconds Complication

Today we look into the deadbeat complication in watches. Why did it die and why was it invented?

Substack HERE

Sources:

Deadbeat Seconds — Core Horological Sources

1. The invention of the balance wheel and the cylinder escapement — Seiko Museum

2. Ticktock Deadbeat Escapement — Wooster Physicists

3. Graham Escapement — Princeton Time Team

4. Dead-beat escapement — Britannica

5. Chapter 11 - Deadbeat Escapement — YouTube (clock mechanics)

Wristwatch Application & Technical Analysis

1. In-Depth: The Life Behind the Deadbeat Seconds — SJX Watches

2. What Is Deadbeat Seconds? — The 1916 Company

3. Technical: Deadbeat Seconds — A Collected Man

4. What is Deadbeat Seconds? — Barrington Watch Winders

5. Deadbeat Seconds: Watch Term Definition — The Subdial

6. A Quick Guide to Watchmaking's Most Ironic Complication — Gear Patrol

7. Dead Seconds Watches: Go Ahead and Jump — Revolution Watch

8. Jumping Seconds Watches — Gnomon Watches

Jaquet Droz & Modern Revival

1. Hands-On: The Jaquet Droz Grande Seconde Deadbeat — Hodinkee

2. Garrick S3 Deadbeat Seconds — Oracle of Time

Movement Frequency & Accuracy

1. Measuring the Time Between the Seconds: High Frequency Movements — Quill & Pad

2. How Movement Beat Rates Affect Accuracy and Power — Rotate Watches

3. Understanding Watch Movement Frequency — Seagull Watches

Community & Forum Discussion

1. Help Understanding Deadbeat Escapement — NAWCC Forums

2. Why do quartz movements have deadbeat seconds? — Reddit r/Watches

3. Horological Irony: The Dead-Beat Seconds — Worn & Wound