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Close-up of a Rolex watch movement showing intricate gears and components marked with Rolex Precision.
Garrett Silverstein
26 Jul 2025
August 4, 2025

Rolex 710

The Rolex Caliber 710 is a durable, manual-wind movement from the same family as the Caliber 700, utilized by Rolex from the 1940s to t...
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Close-up of a Rolex watch movement showing gears, screws, and engraved text on the metal components.
Garrett Silverstein
26 Jul 2025
August 4, 2025

Rolex 700

The Rolex Caliber 700 is a classic manual-wind movement that served as a workhorse for the brand from the 1940s through the early 1960s...
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Close-up of a Rolex watch movement showing intricate gears and engraved text, including the Rolex crown logo.
Garrett Silverstein
26 Jul 2025
August 4, 2025

Rolex 1066

The Rolex Caliber 1066 is the celebrated movement that powered the original Rolex GMT-Master, reference 6542, starting in 1955. Develop...
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Close-up of a vintage Rolex Perpetual Chronometer watch movement with engraved text and metal details.
Garrett Silverstein
26 Jul 2025
August 4, 2025

Rolex 630

The Rolex Caliber 630 is an early self-winding movement from the "Bubbleback" era of the late 1940s. As a chronometer-grade caliber, it...
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Garrett Silverstein
26 Jul 2025
July 26, 2025

Rolex 520

The Rolex Caliber 520 is a manually wound, rectangular "form" movement from the Art Deco era of the 1930s and 1940s. It was designed sp...
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Close-up of a Rolex Perpetual Chronometer watch movement showing engraved text and mechanical parts.
Garrett Silverstein
26 Jul 2025
August 4, 2025

Rolex A295

The Rolex A295, also known as Cal. 740, is a versatile automatic movement from the "Bubbleback" era and the non-chronometer sibling of ...
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Silver mechanical watch movement with visible gears, rotor, and 40 JEWELS FORTY engraved on the plate.
Garrett Silverstein
26 Jul 2025
August 4, 2025

Rolex 9001

The Rolex 9001 is one of the most complex calibers ever produced by the brand, introduced in 2012 exclusively for the Sky-Dweller. It f...
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Rolex watch movement mechanism with engraved text and visible gears on a white background.
Garrett Silverstein
26 Jul 2025
August 4, 2025

Rolex A296

The Rolex A296, also known as Cal. 775, is a significant early automatic, chronometer-grade movement from the early 1950s. Its thicknes...
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Close-up of a vintage Rolex 10 1/2 watch movement showing gears, screws, and engraved text.
Garrett Silverstein
26 Jul 2025
August 4, 2025

Rolex 10 1/2 Hunter

This refers to the size (10.5′′′) and architecture of a foundational family of manually wound Rolex movements. The Cal. 710 is a prime ...
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Garrett Silverstein
26 Jul 2025
July 26, 2025

Rolex 9 3/4

"Rolex 9 3/4" refers to the size (9.75′′′) of a family of high-grade, manually wound "Hunter" movements, with the Cal. 700 being a prim...
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