Explorer 40mm

On this reference

The Ref. 224270 represents the Explorer in 40mm sizing, bridging the gap between the classic 36mm and the larger Explorer II. Introduced in 2023, this reference offers contemporary proportions while maintaining the pure simplicity of the original Explorer design.

Key Characteristics:

• 40mm Oyster case in stainless steel
• Fixed smooth bezel
• Black dial with 3-6-9 luminescent Arabic numerals
• Caliber 3230 movement with 70-hour power reserve
• Oyster bracelet with Easylink extension

Contemporary Sizing: The 40mm case size offers modern wrist presence while maintaining the classic Explorer aesthetic. This bridges the 4mm gap between the 36mm Explorer and the 42mm Explorer II.

Technical Excellence:

• Caliber 3230 with Chronergy escapement
• 70-hour power reserve for weekend reliability
• Paraflex shock absorbers
• Parachrom hairspring for magnetic resistance
• -2/+2 seconds per day precision

Iconic Simplicity: The black dial with large 3-6-9 Arabic numerals maintains the Explorer's legendary legibility and timeless aesthetic, dating back to the 1953 original.

Mountaineering Heritage: The Explorer was developed for mountain expeditions, including the first successful ascent of Everest in 1953. The 224270 continues this heritage with modern materials and technology.

Parts Availability: We stock genuine bracelet links for the 224270 — 2 listings available now, from $110.00, sourced from independent watchmakers, NOS pieces and verified consignors, and checked against our own reference sample before listing. Bracelet links only — we do not sell dials, movement parts or complete watches.