Description

A focused, purposeful, and thoroughly compelling vintage Rolex GMT-Master reference 1675, presented here in one of its most understated configurations: an all-black bezel insert against a matte black dial, with the red GMT hand as the single accent colour. The watch is stainless steel throughout, mounted on the period-correct folded-link Oyster bracelet. What distinguishes this example for the specialist is the case itself: pointed crown guards, the so-called “cornino” in Italian collector parlance, identifying this as an early 1675 case produced before their phase-out around 1964. The combination of an early PCG case with the monochromatic black bezel produces a GMT-Master of uncommon austerity, a tool watch as it was conceived, stripped of all decorative excess.

Born from the Cockpit – The GMT-Master and Pan Am

The Rolex GMT-Master was born directly from a professional requirement. In the early 1950s, Pan American World Airways was beginning to operate long-haul transatlantic and transpacific routes, and its pilots needed a way to read two time zones simultaneously while in the cockpit. Rolex’s answer, developed in partnership with the airline, was the GMT-Master reference 6542 in 1954: a 38mm stainless steel sports watch with a 24-hour rotating bezel and a fourth hand to indicate a second time zone. It was marketed not as a dress watch or a status symbol but as a precision tool for professional navigators.

By 1959, Rolex had refined the design into the reference 1675. The case grew to 40mm, crown guards were added to protect the winding crown, the “pointed” guards of the earliest examples giving the case a sharp, angular silhouette that later evolved into the rounded guards of the 1970s, and the bakelite bezel of the 6542 was replaced with a more robust aluminium insert. For two decades, the reference 1675 served pilots, military officers, engineers, and explorers around the world. Today it is universally recognised as one of the great tool watches in Rolex history.

The Pointed Crown Guards – Identifying an Early Case

The most significant detail visible on this GMT-Master is the shape of the crown guards. The earliest reference 1675 cases, produced through approximately 1964, were fitted with what collectors call “pointed crown guards”, guards that taper to a sharp angular point flanking the winding crown, rather than the broader, more rounded profile of later production. Italian collectors refer to them as “cornino”, little horns. These early PCG cases have a distinctly more aggressive and architecturally precise silhouette than the later rounded-guard variants, and they are among the most sought-after physical details in the entire 1675 series. Finding a 1675 with intact, unpolished pointed crown guards, where the fine detail has not been lost to the polishing wheel, is increasingly difficult.

The Black Bezel – Rare Variant, Maximum Focus

While the red-and-blue “Pepsi” bezel is the configuration most associated with the GMT-Master, Rolex introduced an all-black bezel insert as an option from the early 1970s. The all-black insert strips the bezel of its most recognisable decorative element and creates a watch that reads almost as a Submariner with a fourth hand, more tool, less theatre. Paired with the matte black dial and the single red accent of the GMT hand, the effect is deliberate and cohesive. The 24-hour graduation marks remain white against the black bezel, fully legible for the watch’s intended purpose: reading a second time zone at a glance.

The Dial

The matte black dial is clean and purposeful. Applied white luminous hour markers, round at the quarters, rectangular at the hours, sit in the characteristic positions of the 1675, providing the bold, high-contrast legibility that made the GMT-Master the tool of choice for professional pilots. The Mercedes-style hour hand and the pointed GMT hand, tipped in red, sweep the dial with characteristic Rolex precision. The date aperture at 3 o’clock, magnified by the Cyclops lens in the acrylic crystal above, completes the layout. The text reads in the correct “Superlative Chronometer Officially Certified” configuration for the reference.

Specifications

Brand: Rolex

Model: GMT-Master Automatic (ref. 1675)

Year: circa 1960s–1970s

Case material: Stainless steel

Case diameter: approx. 40 mm

Bezel: All-black aluminium 24-hour rotating bezel insert

Dial: Matte black dial with applied luminous hour markers and red GMT hand

Strap: Stainless steel folded-link Oyster bracelet with signed clasp

Movement: Automatic – Rolex Calibre 1575

Condition: Good vintage condition with light signs of wear consistent with age

Accessories: Watch only (no box or papers)

Warranty: 1 year warranty

Availability

This vintage day-date automatic watch is available through Vintage Times Amsterdam.

For further information or high-resolution images, please feel free to contact:

Vintage Times

Vintage Times Amsterdam is a small watch boutique who mainly deals online and with a select group of private collectors. We are constantly looking for rare vintage timepieces and try to present the best condition available. Please don’t hesitate to get in contact for more information about this watch or other timepieces from our collection. We ship worldwide and also welcome you for a visit at our office in Amsterdam.

Vintage Times

email: [email protected]

tel / app: +31 6 4 1111 044