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Bell & Ross · BR X3

Bell & Ross BR-X3 Tourbillon MICRO-ROTOR 40 mm

Reference BRX3M-TRB-ST/SCR · Tool · 40 mm

12123456789101140 × 40 mm
Illustration drawn from the specifications: case to scale, colours and style approximate. Not a photo. Photos on the official page

Specifications

Reference
BRX3M-TRB-ST/SCR
Family
BR X3
Category
Tool
Status
Current
Case material
Stainless steel
Case diameter
40 mm
Case thickness
9 mm Official
Lug-to-lug
—
Lug width
—
Water resistance
50 m
Bezel
—
Calibre
BR-CAL.389 Official
Power reserve
52 h

Official product page · retrieved October 20, 2026

Does it fit your wrist?

Enter your wrist circumference. The watch appears to scale on the flat top of the wrist.

121234567891011No lug-to-lug dataFlat top of the wrist 54.1 mm
Top view on a wrist, to scale
Flat top of the wrist 54.1 mmNo lug-to-lug dataCase diameter 40 mm
Side view, across the wrist

No lug-to-lug figure exists for this reference yet, so fit cannot be computed.

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
9 mm Official Bell & Ross October 20, 2026

Lug-to-lug

No source gave this figure yet.

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.

Calibre source

Official Bell & Ross · retrieved October 20, 2026

Other BR X3 references

Watch Ø Thickness Lug-to-lug Calibre
BR-X3 Micro-Rotor 40 mm BRX3M-MR-ST/SCA 40 mm 9 mm — BR-CAL.390
BR-X3 41 mm BRX3R-BLU-ST/SRB 41 mm 13.3 mm — BR-CAL.323

Other Bell & Ross models

Watch Ø Thickness Lug-to-lug Calibre
BR-05 40 mm BR05A-DR-ST/SST 40 mm 10.33 mm — BR-CAL.321
BR-05 Artline 40 mm BR05A-BL-GLST/SST 40 mm 10.5 mm — BR-CAL.321
BR-05 Grey Mirror Steel 40 mm BR05A-MI-ST/SRB 40 mm 10.5 mm — BR-CAL.321-1
BR-05 Skeleton 40 mm BR05A-GN-SKST/SRB 40 mm 10.33 mm — BR-CAL.322
BR-05 Skeleton Arctic Blue 40 mm BR05A-AB-SKST/SST 40 mm 10.33 mm — BR-CAL.322-1
BR-05 Green Gold 40 mm BR05A-GN-PG/SCR 40 mm 10.33 mm — BR-CAL.321
Show 30 more
Watch Ø Thickness Lug-to-lug Calibre
BR V2-92 41 mm BRV292-O-ST/SST 41 mm 11.5 mm — BR-CAL.302
BR-03 41 mm (steel) BR03A-GB-ST/SCA 41 mm 9.65 mm — BR-CAL.302-1
BR-03 Skeleton Steel 41 mm BR03A-BL-SKST/SRB 41 mm 9.65 mm — BR-CAL.328
BR-X5 41 mm BRX5R-MTR-ST/SRB 41 mm 12.8 mm — BR-CAL.323
BR V1-92 38.5 mm BRV192-MIL-ST/SCA 38.5 mm 11 mm 45.9 mm BR-CAL.302
BR-03 41 mm (ceramic, calibre BR-CAL.302-1) BR03A-PH-CE/SRB 41 mm 10.6 mm — BR-CAL.302-1
BR-03 41 mm (ceramic, calibre BR-CAL.327) BR03A-HE-CE/SRB 41 mm 10.6 mm — BR-CAL.327
BR-03 Astro 41 mm BR03A-EMM-CE/SRB 41 mm 11.5 mm — BR-CAL.327
BR-03 Skeleton Black Ceramic 41 mm BR03A-BL-SKCE/SRB 41 mm 10.6 mm — BR-CAL.328
BR-03 Skeleton Lum Ceramic 41 mm BR03A-LM-SKCE/SRB 41 mm 11.25 mm — BR-CAL.328
BR-03 Space Mission 41 mm BR03A-SPM-CE/SRB 41 mm 10.6 mm — BR-CAL.325
BR-03 White Steel and Gold 41 mm BR03A-WH-STPG/SCA 41 mm 9.4 mm — BR-CAL.302-1
BR-05 Black Ceramic 41 mm BR05A-BL-CE/SRB 41 mm 11.2 mm — BR-CAL.321-1
BR-05 Skeleton Ceramic 41 mm BR05A-BL-SK-CE/SCE 41 mm 11.2 mm — BR-CAL.322-1
BR-X5 Black Titanium 41 mm BRX5R-BL-TI/STI 41 mm 12.8 mm — BR-CAL.323
BR-03 42 mm BR0392-A522-CE/SRB 42 mm 10.4 mm 51.5 mm BR-CAL.302
BR-05 Steel 36 mm BR05A-S-GR-ST/SST 36 mm 8.5 mm — BR-CAL.329
BR V2-93 41 mm BRV293-BL-ST/SRB 41 mm 12.3 mm 47.7 mm BR-CAL.303
BR-05 GMT Green Steel 41 mm BR05G-GN-ST/SRB 41 mm 11 mm — BR-CAL.325-1
BR 03-93 42 mm BR0393-GMT-ST/SCA 42 mm 11.3 mm — BR-CAL.303
BR-03 42 mm (steel, 12.05 mm high) BR0392-D-BL-ST/SRB 42 mm 12.05 mm — BR-CAL.302
BR V2-94 41 mm BRV294-RS18/SCA 41 mm 13.9 mm 47.8 mm BR-CAL.301
BR 03-92 42 mm BR0392-D-BL-BR/SCA 42 mm 12.05 mm — BR-CAL.302
BR-03 42 mm (ceramic, thickness not given) BR0392-D-TR-CE/SRB 42 mm 13.6 mm 51.5 mm BR-CAL.302
BR-03 Diver 42 mm BR03A-D-OL-CE/SRB 42 mm 13.35 mm — BR-CAL.302-1
BR-03 Diver Black Bronze 42 mm BR03A-D-BL-BR/SRB 42 mm 12.3 mm — BR-CAL.302-1
BR 03-94 42 mm BR0394-A521/SRB 42 mm 12.5 mm 51.5 mm BR-CAL.301
BR-03 Type A Patrouille de France 42 mm BR03AD-BBR-ST/SRB 42 mm 11.25 mm — BR-CAL.103
BR-05 42 mm BR05C-A523-ST/SCA 42 mm 14.25 mm — BR-CAL.326
BR-05 Chrono 42 mm BR05C-STD-STPG/SCA 42 mm 14.25 mm — BR-CAL.326

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