Richard Mille RM 028 Automatic Diver's Watch

REF : 528.45.91

"Product added 12/16/14 in our database "(3509 Days)

Watch info

Case

Shape

Round

Material

Titanium

Diameter (in mm)

47

Water Resistance

300 m (1,000 ft)

Model Case

Brushed finished titanium case, Case thickness: 14.6 mm, Curved tripartite case design with torque screws that can be individually and precisely tensioned with high accuracy around the exterior circumference of the case, Eight-point-star-shaped torque and spline screws in Grade 5 Titanium, Transparent case back with sapphire crystal, “Richard Mille” engraved on the back of the case situated on the inside curve

Bezel

Additional screwed system attaching the bezel to the watch case, Built up of three layers connected with 22 screws, turning unidirectionally following ISO 6425 norms to avoid timing miscalculations, Starting at 12 o'clock, the five-minute markers of the first quarter are highlighted RED

Crystal

Bezel side (3 mm) : In sapphire (1800 Vickers) with anti-glare treatment (both sides), Case back (at the center 1.90 mm and outer edges 2.60 mm) : In sapphire with anti-glare treatment (both sides)

Winding Crown

Screwed crown construction with fluted black crown guard

Dial

Indexes

Arabic Numerals, Indices

Details

Black carbon fiber lower flange with fine printed minutes and fraction of a seconds track, also set with index points filled with approved luminous material, Black carbon fiber upper flange with white printed 60 minutes graduation in 5 minutes increment, Bold "RICHARD MILLE" logo is located at 12 o'clock, Brushed finished luminous filled hands, Dial with red date window rim and red accents, Sapphire dial with anti-glare treatment (both sides), Seconds hand with red arrow luminous filled tip, The calendar disc of sapphire crystal is treated with non-reflective coating on both sides

Movement

Movement

Self-winding mechanical

Power Reserve

55 Hours

Functions

Adjustable rotor geometry, Hours, Minutes, Seconds, Date

Jewels

32

Frequency

28,800 VpH (4 Hz)

Winding

Unidirectional; anti-clockwise winding direction

Dimensions (in mm)

30.25 x 28.45

Height (in mm)

4.33

Oscillator

Elinvar Nivarox balance spring, Glucydur balance wheel

Caliber

RMAS7

Bracelet

Material

Black Rubber

Clasp

Deployment buckle

Bracelet

Black rubber diving strap

Complication

Semi-instantaneous date display, placed in a vertical aperture at 7 o’clock

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