Rolex Oyster Perpetual 31 Ref. M277200-0017

Rolex Oyster Perpetual 31 M277200-0017 Oystersteel Med Blue

Overview

The Rolex Oyster Perpetual 31 Ref. M277200-0017 distills pure Rolex design into a compact 31 mm Oystersteel case paired with a refined Med blue dial. Effortlessly versatile and built for precision, it embodies timeless minimalism and everyday reliability.

Design & Materials

• Case: Oyster case in Oystersteel, 31 mm; monobloc middle case with screw-down back and crown.
• Bezel: Smooth, domed polished bezel for a sleek, understated profile.
• Dial: Lacquered Med blue dial with highly legible Chromalight display (long-lasting blue luminescence).
• Bracelet: Iconic Oyster bracelet (flat three-piece links) in Oystersteel; Folding Oysterclasp with Easylink 5 mm comfort extension.
• Aesthetic: Clean lines, balanced proportions—Rolex minimalism that fits casual to formal.

Movement

• Caliber: Manufacture Rolex 2232, self-winding with Perpetual rotor.
• Functions: Centre hours, minutes, seconds; stop-seconds for precise time setting.
• Oscillator: Syloxi silicon hairspring (patented geometry) with Paraflex shock absorbers.
• Power Reserve: Approximately 55 hours.
• Precision: Superlative Chronometer (−2/+2 sec/day after casing), exceeding COSC.

Technical Specifications

• Reference: M277200-0017
• Collection: Oyster Perpetual
• Case: Oystersteel, 31 mm; screw-down Twinlock crown
• Bezel: Domed, polished
• Dial: Med blue with Chromalight display
• Bracelet: Oyster bracelet in Oystersteel; Folding Oysterclasp; Easylink 5 mm
• Crystal: Scratch-resistant sapphire
• Water Resistance: 100 meters (330 ft)
• Condition: New / Unworn
• Box & Papers: Original Rolex presentation box & international warranty card

Prestige & Value

The Oyster Perpetual 31 Ref. M277200-0017 is a modern classic: robust Rolex engineering and a sophisticated Med blue dial. Versatile, enduring, and instantly recognizable—a refined addition to any collection.