The Rolex Submariner reference 5513 is a notable example within the Submariner line, distinguished by its two-line dial and lack of a date complication. Produced for an extended period, it represents a core offering for collectors seeking a straightforward and robust tool watch. Its design emphasizes legibility and functionality, aligning with the original purpose of the Submariner series. This reference is recognized for its consistent aesthetic throughout its production run, with subtle variations in dial text and bezel inserts.

The watch features a 40mm stainless steel Oyster case, offering durability and water resistance suitable for its intended use. Powering the reference 5513 is the automatic Caliber 1520 movement, known for its reliability. The crystal is acrylic, contributing to the vintage character of the watch. The unidirectional rotating bezel, typically with an aluminum insert, allows for elapsed time measurement.

For collectors, the reference 5513 is a significant model due to its long production history and the various dial iterations, such as gilt and matte dials, which present distinct collecting opportunities. Its appeal lies in its foundational design and its position as a non-date Submariner, making it a desirable piece for those who appreciate the model's original form. The watch is often paired with an Oyster bracelet, completing its functional aesthetic.

The Rolex Submariner reference 1680 is notable as the first Submariner model to feature a date complication, marking a significant evolution for the line. Introduced in the late 1960s, it bridged the gap between the earlier no-date Submariners and later iterations, offering enhanced functionality while retaining the robust characteristics of the professional tool watch. This reference is distinguished by its single cyclops date magnifier on the crystal, a feature that would become a hallmark of many subsequent Rolex models.

This reference typically features a 40mm steel case, housing the self-winding Caliber 1575 movement. The movement provides a power reserve of approximately 48 hours. The crystal is acrylic, commonly referred to as Plexiglas, contributing to its vintage aesthetic. Water resistance for the 1680 is rated at 200 meters, consistent with its design as a reliable underwater instrument.

For collectors, the reference 1680 is highly sought after, particularly early examples with "Red Submariner" dials where the word "Submariner" is printed in red. These variants represent a distinct period in Rolex's production history and are prized for their rarity and aesthetic appeal. The 1680 appeals to those who appreciate the blend of historical significance, functional design, and the tangible qualities of vintage Rolex manufacturing.

The Rolex Submariner reference 5508 represents the No Date series within the Submariner model range. Produced from 1958 to 1962, this reference is distinguished by its black dial that has developed spider patina over time.

The 5508 features a 37mm stainless steel case fitted with an acrylic crystal and rotating bezel. Water resistance is rated to 200 meters. The automatic Cal. 1530 movement provides 42-48 hours of power reserve. The watch is paired with a steel bracelet.

This reference appeals to collectors focused on vintage Submariner variants from the late 1950s and early 1960s production period. The spider patina dial condition represents a specific aging characteristic that develops over decades. Within the No Date Submariner lineup, the 5508 occupies the position of a four-year production run reference with the Cal. 1530 movement.

The Rolex Reference 1530 is notable for its distinctive case design, which predates and shares characteristics with the Oysterquartz models, yet houses a mechanical movement. This reference represents a transitional period in Rolex design, offering a unique aesthetic that sets it apart from the more traditional Oyster Perpetual cases of its era. It was produced in limited quantities, contributing to its specialized appeal among collectors. The integration of a mechanical caliber within this angular case profile provides a different wearing experience compared to its more common contemporaries.

This reference features a stainless steel case measuring 36 mm in diameter, a departure from the typical round cases. It is fitted with an acrylic crystal and a smooth bezel. The watch is powered by the automatic Rolex Caliber 1570, a robust and reliable movement known for its precision. This movement provides a power reserve of 48 hours and includes a date complication, visible through an aperture on the dial. The water resistance is rated at 100 meters, consistent with Rolex's Oyster case standards.

For collectors, the Reference 1530 is significant due to its unusual case architecture and its mechanical heart, making it a precursor to the Oysterquartz line. It appeals to those interested in the evolution of Rolex design and production anomalies. Its scarcity and unique design language differentiate it from other Oyster Perpetual models, positioning it as a distinct piece within the brand's history. The silver dial and Oyster bracelet complete its integrated design.

The Submariner reference 6538 is recognized for its prominent crown and lack of crown guards, a characteristic shared with early Submariner iterations. This reference represents a significant period in the development of the Submariner line, preceding later designs that incorporated more protective features for the winding crown. It is often distinguished by its larger crown compared to other early Submariner models, contributing to its distinct visual profile within the collection.

This particular reference features a stainless steel case measuring 37 mm in diameter, housing an automatic movement, the caliber 1030. The watch is fitted with an acrylic crystal and offers a water resistance rating of 200 meters. The power reserve for the caliber 1030 is approximately 42 hours. The dial is black, and the watch is equipped with a rotating unidirectional aluminum bezel.

For collectors, the reference 6538 is notable for its early production characteristics and its place in the evolution of the Submariner. Its specific design elements, such as the 'big crown' and absence of crown guards, make it a point of interest for those studying the progression of the model. Variants within this reference may include different dial texts or bezel insert types, which are often points of detailed examination for enthusiasts.