Rolex GMT-Master II M126713GRNR-0001 Oyster

🔹 Overview:
The Rolex GMT-Master II Ref. M126713GRNR-0001 is a symbol of modern travel and cosmopolitan style. Introduced in 1955, the GMT-Master was originally designed for professional pilots navigating multiple time zones. Today, the GMT-Master II continues that legacy, offering unmatched functionality for global travellers while embodying Rolex’s refined aesthetics.

This 40 mm model is crafted in Yellow Rolesor — a harmonious blend of robust Oystersteel and prestigious 18 kt yellow gold — creating a watch that is both durable and luxurious. Its striking black dial, paired with a grey-and-black Cerachrom ceramic bezel insert, enhances legibility and endurance. Complemented by a Jubilee bracelet, originally designed for the Datejust in 1945, this GMT-Master II merges heritage with innovation, making it an essential companion for those “in connection with the world.”

💎 Key Specifications:

• Origin: Switzerland

• Gender: Male

• Case Diameter: 40 mm

• Case Material: Yellow Rolesor (Oystersteel + 18 kt yellow gold)

• Case Architecture: Monobloc middle case, screw-down case back and winding crown

• Bezel: Bidirectional rotatable 24-hour bezel, two-colour Cerachrom insert in grey and black ceramic with engraved numerals and graduations

• Dial: Black with Chromalight display, luminous markers (triangles, circles, rectangles) and broad hands emitting a long-lasting blue glow

• Crystal: Scratch-resistant sapphire with Cyclops lens over the date

• Crown: Screw-down, Triplock triple waterproofness system

• Water Resistance: 100 m / 330 ft

Bracelet:

• Type: Jubilee bracelet with five-piece links

• Material: Yellow Rolesor (Oystersteel and 18 kt yellow gold)

• Clasp: Folding Oysterlock safety clasp with Easylink 5 mm comfort extension

⏱️ Movement:

• Type: Perpetual, mechanical, self-winding with GMT function

• Caliber: Rolex Calibre 3285, Manufacture Rolex, boasting 10 patents for enhanced precision and efficiency

• Precision: −2/+2 sec/day, after casing (Superlative Chronometer)

• Power Reserve: Approximately 70 hours

• Oscillator / Protection: Paramagnetic blue Parachrom hairspring, resistant to shocks and magnetic fields; Paraflex shock absorbers for added reliability

• Winding: Bidirectional self-winding via Perpetual rotor

Functions:

• Hours, minutes, seconds

• 24-hour display with arrow-tipped hand for “home” time

• Independent jumping hour hand for local time adjustment without stopping the movement

• Instantaneous date at 3 o’clock

• Stop-seconds for precise time setting

✅ Highlight Summary:
The Rolex GMT-Master II M126713GRNR-0001 is where elegance meets exploration. Its distinctive grey-and-black ceramic bezel, combined with a luminous black dial, ensures supreme legibility in any lighting condition. The Rolesor construction unites strength and nobility, while the Jubilee bracelet provides supple comfort and refined beauty. Inside beats the Calibre 3285, a powerhouse of precision with a robust 70-hour reserve.

Designed for global citizens, pilots, and adventurers alike, this GMT-Master II captures the spirit of discovery while affirming Rolex’s reputation for technical mastery and timeless style. More than a tool watch, it is a statement of confidence — a watch for those whose lives are truly connected with the world.