amanico presents a captivating array of five vintage Rolex GMT-Master references, showcasing the model's rich history and diverse variations. This post serves as an excellent entry point for understanding the nuances that make vintage GMT collecting a lifelong pursuit, highlighting specific details collectors seek.
Well, it is maybe a bit exagerated, as there are only 5 of them, while there are much more Vintage Rolex GMTs.
But 5 of them is already a nice score.

Here they are: 6542, 1675 Gilt Chapter Ring Cornino, 1675 Gilt Square Crownguards, 1675 Mini Dial, and 1675 Matt Dial.
pg
Just to give you an idea of what is missing, here:
6542 Service dial OCC.
6542 Service Dial SCOC.
6542 no Exclamation Swiss Dial.
1675 Exclamation Dot Dial.
1675 Underline Dial.
1675 Serpico Y Laines.
1675 Tiffany.
1675 Military ( FAP / U.A.E ... )
1675 Red Arrow 24 Hours hand.
1675 Blue Bezel.
16750 Matt Dial.
16750 Circled indexes.
16760 Fat Lady.
Collecting Rolex Vintage GMTs is a thema which needs more than one life, I fear.
To be followed...
Best,
Nicolas.
This message has been edited by amanico on 2013-04-19 14:21:44
This message has been edited by amanico on 2013-04-19 14:24:00
About the Rolex GMT Ref. 1675
The GMT-Master reference 1675 is a significant model in the brand's history, representing an evolution from earlier GMT-Master references. It was produced for an extended period, allowing for numerous dial, bezel, and hand variations throughout its production run. This reference is notable for its introduction of crown guards, enhancing the watch's robustness and contributing to its distinct profile. It solidified the GMT-Master's design language, which would influence subsequent generations.
This reference features a 40mm case, available in stainless steel, yellow gold, or a two-tone combination of steel and yellow gold. It is powered by the automatic Caliber 1575, a chronometer-certified movement known for its reliability and a power reserve of approximately 42 hours. The watch is fitted with an acrylic crystal and offers a water resistance of 50 meters, suitable for everyday wear. The bidirectional rotating bezel, typically with an aluminum insert, displays a 24-hour scale.
For collectors, the 1675 is highly sought after due to its long production period and the resulting variety of configurations, including different dial types (gilt, matte), hand styles, and bezel colors (Pepsi, all-red, all-black). Its four-digit reference number and acrylic crystal are key characteristics that define it as a vintage Rolex. The reference appeals to those interested in the historical development of the GMT-Master line and the nuances of vintage watch collecting.
Specifications
- Caliber
- Cal. 1575
- Case
- Yellow Gold
- Diameter
- 40mm
- Dial
- Black
- Water Resist.
- 50m
- Crystal
- Acrylic
About the Rolex GMT-Master Ref. 6542
The GMT Master reference 6542 was introduced in 1955 as a specialized tool watch for pilots. It is notable for its dual time zone complication, achieved through a rotating 24-hour bezel and an independently adjustable 24-hour hand. This reference marks the initial iteration of the GMT Master line, establishing the core functionality and aesthetic that would define subsequent models. Its development addressed the need for a watch capable of displaying multiple time zones simultaneously, a requirement that emerged with the advent of intercontinental air travel.
The 6542 features a 38mm stainless steel case, housing the automatic caliber 1036. This movement provides a power reserve of approximately 42 hours. The watch is fitted with an acrylic crystal and offers a water resistance of 50 meters. Early examples of the 6542 are distinguished by a Bakelite bezel insert, which was later replaced by an aluminum insert due to durability concerns. The dial is typically black, often featuring gilt printing on early examples.
This reference holds significance for collectors as the foundational model of the GMT Master series. Its distinct characteristics, particularly the early Bakelite bezels and specific dial configurations, are key points of interest. The 6542 represents the original design intent for a pilot's GMT watch, making it a reference point for understanding the evolution of the model line. Variants exist with different bezel materials and dial details, contributing to its collectibility.
Specifications
- Caliber
- 1036
- Case
- Stainless steel
- Diameter
- 38 mm
- Dial
- Black
- Water Resist.
- 50m/165ft
- Crystal
- Acrylic
About the Rolex Rolex GMT Master II Ref. 16760
The Rolex GMT-Master II reference 16760, often referred to as the "Fat Lady" or "Sophia Loren" by collectors due to its thicker case profile, represents a significant evolution in the GMT-Master line. It was the first GMT-Master II model, introducing an independently adjustable 24-hour hand, which allowed for the tracking of three time zones simultaneously when used in conjunction with the rotating bezel. This reference also marked the introduction of the sapphire crystal to the GMT-Master series, enhancing its durability and water resistance compared to earlier models. It was exclusively produced with a black and red bezel insert, known as the "Coke" bezel.
This reference features a 40mm stainless steel Oyster case, housing the Caliber 3085 automatic movement. The movement provides a power reserve of approximately 42 hours and incorporates the quickset date function. The watch is fitted with a sapphire crystal, contributing to its water resistance rating of 100 meters. The robust construction of the Oyster case and bracelet ensures its suitability for daily wear.
As a transitional reference produced for a relatively short period, the 16760 holds a distinct place among Rolex collectors. Its unique case proportions and the distinction of being the inaugural GMT-Master II model contribute to its appeal. The limited bezel color option and the introduction of new technical features make it a notable piece for those interested in the development of Rolex's professional tool watches.
Specifications
- Caliber
- Cal.3085
- Case
- stainless steel
- Diameter
- 40mm
- Dial
- black
- Water Resist.
- 100m
- Crystal
- Sapphire crystal
About the Rolex GMT-Master Ref. 16750
The GMT-Master reference 16750 represents a transitional period for the model, bridging the gap between the long-running vintage reference 1675 and the modern five-digit references. It introduced significant technical updates while retaining much of the aesthetic character of its predecessor. This reference is notable for incorporating a quickset date function, a crucial advancement for user convenience that was absent in earlier GMT-Master models. It maintained the classic GMT-Master design language, making it appealing to collectors who appreciate both vintage aesthetics and improved functionality.
This reference features a 40 mm stainless steel case, housing the automatic caliber 3075. This movement provides a power reserve of approximately 42 hours and includes the aforementioned quickset date complication. The watch is fitted with an acrylic crystal, consistent with its transitional vintage status, and offers water resistance up to 100 meters. The bidirectional rotating aluminum bezel with a 24-hour graduated insert allows for the tracking of a third time zone.
For collectors, the 16750 is particularly interesting due to its relatively short production run and the combination of vintage and modern features. Early examples often feature matte dials, while later versions transitioned to gloss dials with white gold surrounds for the hour markers, offering distinct variations for enthusiasts. Its position as a transitional reference makes it a key piece in understanding the evolution of the GMT-Master line, appealing to those seeking a watch with both historical significance and enhanced practicality.
Specifications
- Caliber
- 3075
- Case
- Stainless steel
- Diameter
- 40 mm
- Dial
- Black
- Water Resist.
- 100m/330ft
- Crystal
- Acrylic
About the Gilt Ref. 1675Gilt
The Rolex GMT-Master reference 1675Gilt is a notable early iteration of the GMT-Master line, distinguished by its gilt dial. This specific dial type, characterized by gold-colored text and minute track against a glossy black background, was produced for a limited period, making it a key identifier for collectors. It represents a transitional phase in Rolex's production, preceding the matte dial variants that would become standard later in the reference's long production run. The gilt dial provides a distinct aesthetic that sets it apart from later 1675 models.
This reference features a 40mm stainless steel Oyster case, designed for durability and water resistance. It is powered by the Rolex Caliber 1570 automatic movement, known for its reliability and precision, offering a power reserve of approximately 48 hours. The watch is fitted with an acrylic crystal, typical of Rolex sports watches from this era, and includes a bidirectional rotating 24-hour bezel, essential for tracking multiple time zones. Water resistance is rated at 50 meters, suitable for everyday wear.
The 1675Gilt appeals to collectors who appreciate the historical significance and unique visual characteristics of early Rolex sports watches. Its gilt dial, often developing a warm patina over time, is a highly sought-after feature, contributing to its desirability and value in the vintage market. This reference showcases the foundational design elements of the GMT-Master series, offering both GMT and date complications, and is typically found on either an Oyster or Jubilee bracelet.
Specifications
- Caliber
- 1570
- Case
- Stainless Steel
- Diameter
- 40mm
- Dial
- Black (Gilt)
- Water Resist.
- 50m
- Crystal
- Acrylic