Tag Archive

Chronography

Article / Featured

Watchmaker’s Bench: Breaking Down a Seiko 6139 Chronograph

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A watchmaker breaks down a legendary chronograph movement.
Article / Featured

Chronography 14: 5 Decades of the Heuer Monaco

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There is perhaps no other complication as popular as the chronograph, appealing to both seasoned enthusiasts and casual consumers alike. And “Chronography” is our ongoing …
Article / Featured

Watchmaker’s Bench: Are All Chronographs Created Equal? Integrated Versus Modular Chronographs

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Watches can be, well, complicated, and not all of the information out there is always accurate or reliable. So we’ve brought onboard Ashton Tracy, a …

Chronography 13: The Important History of the Valjoux 7730, a Classic Mid-Century Movement

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The Valjoux 7730 is a hand-wound, dual-register chronograph movement produced from 1966 to 1973. The 7730 includes a small seconds sub-dial at 9:00, a jumping …

Chronography 12: Seiko’s Modern Mechanical Chronographs

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In the last two installments of Chronography, we took a look at three excellent vintage chronograph families from Seiko and Citizen, and we then examined …

Chronography 11: The Citizen “Bullhead” Challenge Timer

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We went in-depth with the caliber 8110 in our last installment of Chronography, where we highlighted its technical superiority over its Seiko brethren. Today, we’re …

Chronography 10: Three Excellent Vintage Calibers from Seiko and Citizen

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In 1969, Seiko’s 6139 chronograph caliber was nothing short of revolutionary, incorporating a column wheel and a vertical clutch system. Seiko certainly didn’t invent the …

Chronography 9: Valjoux 72–The Driver’s Engine

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Back when the Valjoux 72 was conceived, watchies didn’t fret on forums about the superiority of in-house over ébauche movements. After all, most watch companies …

Chronography 8: Meca-Quartz—Is It Really the Poor Relation?

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What is it about meca-quartz chronos? They have a knack of getting an opinion from …