Ellipse B2201-AR - Terra Nera
Lugs stay on wrists from about 6.0 in (lug-to-lug rule of thumb)
Last checked Oct 26, 2026
Bracelet: Racing Black, Matte Black, Mahogany Brown
View on Maison Boanton’s site ↗From Maison Boanton
Montre Maison Boanton Ellipse, 40 mm. Mouvement mécanique à remontage automatique, calibre de Manufacture La Joux-Perret G100, 68 heures de réserve de marche. Boîtier coussin en acier, finition polie. Lunette bombée et cannelée. Couronne cannelée. C adran noir guilloché et satiné soleil. Aiguilles en forme de glaive avec Swiss Super-LumiNova ® . Glace saphir résistante aux rayures. Fond de boîte transparent, finition satinée. B racelet en cuir fait main. Quantième à guichet à 3 heures. Épaisseur : 10,9 mm. Étanche jusqu'à 50 mètres (5 bar).
Specifications
Details and photos come from Maison Boanton’s website, last checked Oct 26, 2026. Specs were read automatically and may contain mistakes.
Case
- Diameter
- 40 mm
- Lug-to-lug
- 44.6 mm
- Thickness
- 10.9 mm
- Thickness incl. crystal
- Not listed
- Lug width
- 20 mm
- Material
- Not listed
Movement
- Type
- Automatic
- Caliber
- Not listed
- Power reserve
- 68 h
- Functions
- Not listed
Crystal and bezel
- Crystal
- Sapphire
- Bezel
- Not listed
Water resistance
- Rated to
- Not listed
Dial and lume
- Dial
- Not listed
- Lume
- Not listed
Strap
- Strap
- Not listed
Every spec Maison Boanton lists
- Diameter
- 40 mm
- Frequency
- 4 Hz
- Functions
- Date, Hour, Minute, Second
- Lug width
- 20 mm
- Lug to lug
- 44,60 mm
- Unit price
- /per
- Power Reserve
- 68 Hours
- Case thickness
- 9,06 mm (without glass)
- Manufacture movement
- La Joux Perret G100 Automatic Swiss Made
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