Cal.A296
Power reserve about 48 hours Waterproof function 50m Case size 36mm

A memorable first model that was first published as an Explorer in a Rolex advertisement. Said to be the source of the Explorer's design, the early model features the guilloche dial, leaf hands, big dot second hand, and long Benz hands. The self-winding movement is equipped with Cal.A296. The so-called "semi-bubble back" period when the case back is swollen. At the same time, Ref.6150 was released, and it is a non-chronometer specification equipped with the same movement Cal.A296.

Cal.1030
Power reserve unknown Water resistance 50m Case size 36mm

Only one year after the release of the first model, the second model, Ref.6610, equipped with a bi-directional wind-up Cal.1030, was born. It has a chronometer specification and is equipped with the world's first bidirectional winding movement Cal.1030. In terms of design, the short hand has become a Benz needle.

Cal.1530
Power reserve about 48 hours Waterproof function 50m Case size 35mm

It is considered to be one of the boy's models for each country that exists in the Explorer I. In the 1960s, Ref.5500 and Ref.5504 were developed for overseas markets. The Ref.5500 is a British specification model and features a 34mm case. Commonly known as Boys Explorer. Ref.5504 gained popularity as many dress lines were sold for North America. In addition, since the same reference originally exists as the reference number of the Air King, it is sometimes called the Big Air King.

Cal.1560, Cal.1570
Power reserve about 48 hours Waterproof function 100m Case size 36mm

Ref.1016, which is the Explorer I 3rd model, which is said to be the prototype of the current Explorer. A long-selling model of the Explorer that has been manufactured for about 30 years, solidifying the steadfast popularity of the Explorer I and its stoic and tough image. It is also famous for consolidating and establishing the basic design of the Explorer, which had many features with different details until then. The 1016 is divided into early and late models depending on the time of production and the movement installed, and the presence or absence of the hack function that stops the second hand differs.

Cal.1570
Power reserve about 48 hours Waterproof function 100m Case size 40mm

Developed as an advanced model of the Explorer I, and born in 1971, the first model of the Explorer II, Ref.1655. The case is robust and the bezel has a 24-hour scale. Equipped with a crown guard as standard equipment, a large 24-hour hand with a triangle, and a date mechanism, it boasts high functionality suitable for use in conditions where it is difficult to distinguish between day and night. The luminous paint color of the 24-hour hand is part of the design, but it also takes into account visibility in dim light or under a flashlight. The pamphlet says it's red, but I'm not sure. Perhaps it's the result of fading over time or repainting, but there are actually red, orange, and yellow colors.

Cal.3085
Power reserve about 48 hours Waterproof function 100m Case size 40mm

A rare model produced only for 4 to 5 years. Ref.16550 is also a model in which the design of the Explorer II has changed significantly. For example, the dot index with a rim, the Mercedes hand of the short hand, and the triangular mark at the 12 o'clock position on the dial.

Cal.3000
Power reserve about 48 hours Waterproof function 100m Case size 36mm

Ref.14270 is a full model change from the previous Ref.1016. Equipped with Cal.3000, a high-frequency self-winding movement that was produced using cutting-edge technology at the time. The windshield uses a sapphire crystal that boasts overwhelming strength from plastic materials. The color of the dial, indexes, and base has become glossy and deep black, and it has been reborn with a design that combines a fearless impression.

Cal.3185, Cal.3186
Power reserve about 48 hours Waterproof function 100m Case size 40mm

Ref.16570 which is the 3rd model of Explorer II. There are not many changes in design from the previous model, Ref.16550, but the biggest change is that the movement has been moved to Cal.3185. In addition, the function side is also enhanced, and it is equipped with a GMT function in addition to the date display. It is a long-selling model for about 20 years, and the 40mm case of the Explorer II last.

Cal.3130
Power reserve about 48 hours Waterproof function 100m Case size 36mm

114270, which was born in 2001, is the model before the current Explorer I as of 2022, and is also the last model with a case diameter of 36mm. Among the many Rolex models, the high design inherited from the initial model is also known for the fact that there were almost no changes due to the completed design.

Cal.3132
Power reserve about 48 hours Waterproof function 100m Case size 39mm

The case diameter has been increased from 36mm to 39mm. By moving the movement to Cal.3132, it has extremely high anti-magnetic and impact resistance. Minor changes have been made in 2016.

Cal.3187
Power reserve about 48 hours Waterproof function 100m Case size 42mm

Ref.216570 was introduced to celebrate the model's 40th anniversary. Major changes from the previous model, Ref.16570, include luxury, visibility, and ease of use. The bright orange 24-hour hand is reminiscent of the first model, Ref.1655. Along with the increase in case size, the indexes, hour and minute hands, and 24-hour hands have also been enlarged to improve visibility. In addition, the material of the luminous paint has also been changed, and the paint on the indexes and hands has been changed from Superluminova to Chromalight. The luminous color has also changed from green to blue, and the luminous time has increased significantly to about 8 hours. As a result, even visibility in the dark is improved.

Cal.3230
Power reserve about 70 hours Waterproof function 100m Case size 36mm

In April 2021, the Ref.214270, which has been loved for over 10 years, underwent a model change. This is the first Yellow Rolesor model in the Explorer I series, and the bezel, crown, and center link of the bracelet are made of 18K yellow gold. The bracelet consists of satin-finished stainless steel side links and polished center links. Ref.124270 is a stainless steel model. Both are lacquered dials with SWISS notation added with a crown mark design, and equipped with Cal.3230, the new generation movement of Rolex whole body.

Cal.3285
Power reserve about 70 hours Waterproof function 100m Case size 42mm

Ref.226570, the fifth generation Explorer II. Since it was announced in 2021, the 50th anniversary of the Explorer II, it was said that there would be major changes, but it was actually the opposite. You can see the simple and robust side of Rolex, which keeps the completed design as it is and updates it reliably. Although there are no noticeable changes, a newly designed case and bracelet have been adopted, making it a more harmonious one while inheriting the original design. In terms of functionality, it is equipped with the new-generation movement Cal.3285, which has excellent impact resistance and magnetic resistance, and has a long power reserve of about 70 hours.