How can ETA base calibers be replaced ? By clones, by equivalent counterparts, or by in-house production ? [caption id="attachment_28672" align="alignleft" width="177"] CALIBER BVL-191 BY

Lady Arpels Planétarium CASE : white gold, set with diamonds on the case, bezel and crown, transparent sapphire crystal and case-back SIZE : 38mm MOVEMENT : mechanical

Tiffany Square CASE : 18K yellow gold, transparent sapphire crystal and back SIZE : 27 x 35.9 x 6.9mm MOVEMENT : mechanical manual-winding, Caliber TCO.1874M, 40h power

Autavia Jack Heuer CASE : steel, transparent sapphire crystal, solid and engraved back, water-resistant to 100m SIZE : 42mm MOVEMENT : mechanical self-winding, Heuer Caliber 02, 80-hour

RM 70-01 Tourbillon Alain Prost CASE : TPT carbon and titanium, transparent sapphire crystal and back SIZE : 54.9 x 49.5 x 17.6mm MOVEMENT : mechanical manual-winding,

Luminor Due 3 Days Automatic Acciaio (PAM739) CASE : steel, transparent sapphire crystal and back, water-resistant to 30m (3 bar) SIZE : 45 x 10.7mm MOVEMENT :

Parmigiani Bugatti Type 390 CASE : 18K white gold, transparent sapphire crystals and back SIZE : 42x47mm MOVEMENT : mechanical manual-winding, black PVD-treated, Caliber PF390, 302 components,

Space Mystery CASE : engraved white gold, transparent sapphire crystal an SIZE : 46 x 17mm MOVEMENT : mechanical manual-winding Caliber LM48 with off-centered tourbillon and 72h

The development of any watch calls for an approach tailored to the human body. These ergonomic rules apply to all aspects of watchmaking and

Less is decidedly more. The overwhelming trend in the watch industry is towards simplifying, paring, trimming and slimming. Watches emerge from the process more

Alongside the classic horological complications, there is a wealth of unusual and sometimes literally unmatched functions. A look at some of the little-known specialties

Octo Finissimo Skeleton CASE : titanium, transparent sapphire crystal and back SIZE : 40mm, 5.15mm thick MOVEMENT : mechanical manual-winding, Caliber BVL 128SK, 65-hour power reserve, 2.35mm

Mirrored Force Resonance CASE : steel, transparent sapphire crystal and back, waterresistant to 50m SIZE : 43 x 13mm MOVEMENT : mechanical hand-wound, Caliber ARF15 with double

Royal Oak Offshore Tourbillon Chronograph CASE : pink gold, transparent sapphire crystal and caseback, water-resistant to 100m (10 Bar) SIZE : 45mm MOVEMENT : mechanical manual-winding, openworked

Jacob&Co. Astronomia Solar CASE : 18K pink gold, glass, case middle and back in transparent sapphire crystal SIZE : 45mm MOVEMENT : mechanical manual-winding, Caliber JCAM19, 447

Legibility is a major ergonomic issue, a vital factor on technical watches and also extremely important in daily living. A watch providing a clear