Richard Mille · Richard Mille
Richard Mille RM 70-01 Tourbillon Alain Prost
Reference RM 70-01 · Tool · 49.48 mm Discontinued
Specifications
- Reference
- RM 70-01
- Family
- Richard Mille
- Category
- Tool
- Status
- Discontinued
- Case material
- Carbon composite
- Case diameter
- 49.48 mm
- Case thickness
- 17.65 mm Third-party
- Lug-to-lug
- 54.88 mm Third-party
- Lug width
- —
- Water resistance
- 50 m
- Bezel
- —
- Calibre
- Hand-wound · calibre not named by the brand
Official product page · retrieved October 24, 2026
Does it fit your wrist?
Enter your wrist circumference. The watch appears to scale on the flat top of the wrist.
Overhangs
Lug-to-lug 54.9 mm on a flat top of 54.1 mm: 102 % of the width.
Lug-to-lug is 0.8 mm longer than the flat top. The lugs will hang off the sides.
Measurements and sources
Brands rarely publish thickness, lug width and lug-to-lug together. Each observation below is kept separate, with who gave it.
Case thickness
| Value | Type | Source | Date |
|---|---|---|---|
| 17.65 mm | Third-party | Gressive Richard Mille publishes no case dimensions; Gressive's specification block for the RM 70-01 reads "ケースサイズ:49.48x54.88mm / ケース厚:17.65mm". | October 24, 2026 |
Lug-to-lug
| Value | Type | Source | Date |
|---|---|---|---|
| 54.88 mm | Third-party | Gressive Richard Mille publishes no case dimensions; Gressive's specification block for the RM 70-01 reads "ケースサイズ:49.48x54.88mm / ケース厚:17.65mm". | October 24, 2026 |
Lug width
Lug width is the gap between the lugs, where the strap fits. It is not lug-to-lug.
No source gave this figure yet.
Other Richard Mille references
| Watch | Ø | Thickness | Lug-to-lug | Calibre |
|---|---|---|---|---|
| RM 27-05 Manual Winding Flying Tourbillon Rafael Nadal RM 27-05 | 37.25 mm | 7.2 mm | 47.25 mm | — |
| RM 55-01 Manual Winding RM 55-01 | 37.95 mm | 10.75 mm | 47.33 mm | — |
| RM 16-02 Automatic Winding Extraflat RM 16-02 | 36 mm | 9.5 mm | 45.65 mm | — |
| RM 17-02 Manual Winding Tourbillon RM 17-02 | 40.1 mm | 13.08 mm | 48.15 mm | — |
| RM 30-01 Le Mans Classic RM 30-01 | 42 mm | 14.15 mm | 49.94 mm | — |
| RM 74-01 Automatic Winding Tourbillon RM 74-01 | 34.4 mm | 13.05 mm | 52.63 mm | — |
| RM 74-02 Automatic Winding Tourbillon RM 74-02 | 34.4 mm | 13.05 mm | 52.63 mm | — |
| RM 38-02 Tourbillon Bubba Watson RM 38-02Discontinued | 43.7 mm | 15.95 mm | 50.04 mm | — |
| RM 055 Bubba Watson RM 055Discontinued | 42.7 mm | 13.05 mm | 49.9 mm | — |
| RM 40-01 Automatic Tourbillon McLaren Speedtail RM 40-01Discontinued | 41.8 mm | 14.15 mm | 48.25 mm | — |
| RM 38-01 Tourbillon Bubba Watson RM 38-01Discontinued | 42.7 mm | 16.15 mm | 49.94 mm | — |
| RM 47 Tourbillon RM 47Discontinued | 42.7 mm | 16.25 mm | 50 mm | — |
| RM 65-01 Automatic Winding Split-seconds Chronograph McLaren W1 RM 65-01 | 44.5 mm | 16.1 mm | 49.94 mm | — |
| RM 43-01 Manual Winding Tourbillon Split-Seconds Chronograph Ferrari RM 43-01 | 42.9 mm | 17.1 mm | 51.2 mm | — |
| RM 72-01 Automatic Winding Lifestyle Flyback Chronograph RM 72-01 | 38.4 mm | 11.68 mm | 47.34 mm | — |
| RM 011 Automatic Chronograph Felipe Massa RM 011Discontinued | 40 mm | 16.15 mm | 50 mm | — |