Bern Automatic Tourbillon Theorema - GM-906-1 | Silver | Handmade WatchThe tourbillon carriage is precisely balanced and operates with minimal friction thanks to a combination of lightweight materials and finely tuned components. The integration of the co axial escapement ensures that impulses to the balance wheel are delivered with maximum efficiency, improving long term accuracy and reducing the need for frequent servicing. The advanced geometry of the escape wheel and pallet system contributes to a smooth and stable

this gentleman’s timepiece can reflect the wearer’s inner character

Prime qualitative materials were used in order to have the most stable delivery of energy and also have less friction on the main gear

50x44 mm without crown Specials Incabloc-type shock protection Movement Automatic  Mechanics 21 ruby jewels  VPH

Reference GM-508-5 Case Stainless steel 5 micron (316 L) Dimension Size approx

warranty card

44mm without crown Movement Mechanic with 20 Jewels Lens Sapphire coated Clasp/Buckle Standard buckle Strap Genuine cow leather band Included Original Theorema box with booklet

Reference GM-906-4 Case Stainless steel 5 microns (316L) Dimension Size approx

Reference T3011-12 Case Stainless steel gold plated 5 microns (316L) Dimension Size approx

44mm without crown Movement In-house Automatic Mechanic with 29 Jewels Specifics Limited Edition with Sun & Moonphase Specials

Band Genuine leather Included Original Theorema box with booklet

Reference GM-510-6 Case Stainless steel 5 micron (316L) Dimension Size approx

Reference GM-112-5 Case Stainless steel 5 micron (316L) Dimension Size approx