The Moritz Grossmann TEFNUT Sleeping Beauty watch is the result of a remarkable collaboration, blending the artistry of award-winning Singaporean designer Michael Koh with the finest craftsmanship of the Grossmann manufacture in Glashütte. Michael Koh’s passion for extraordinary gemstones shines through in this captivating design, telling a mystical tale through precious stones. With its enchanting motif, the TEFNUT Sleeping Beauty watch invites you into the secretive world of the moon, where elegance and imagination intertwine seamlessly.
Ref. MG-001769
Despite its elegant 26 mm diameter and slender 4 mm height, the modified calibre 102.0 brings a fairy-tale scene to life. This refined pillar movement showcases Grossmann's signature craftsmanship, featuring elements like the Grossmann poising screws, raised chatons, and a meticulously optimized balance. The separately removable winder module completes this masterpiece, embodying the precision and artistry that define Grossmann calibres.
Moritz Grossmann timepieces sell very quickly. If interested in one of these watches please reach out to Jeremy: Jeremy@osterjewelers.com to be updated with availability.
TECHNICAL SPECIFICATIONS
Movement
- Manufactory calibre 102.0
- Manually wound
- Adjusted in five positions
Special features
- Shock-resistant balance with inertia and poising screws
- Impulse pin integrated in rim
- Flat balance spring
- Balance staff with integrated safety roller
- Index adjuster with Grossmann micrometer screw
- Plate movement with 3/5 plate
- Frame pillars and separately removable clutch winding mechanism
- Frame parts in untreated German silver
- Raised gold chatons with pan-head screws
- Remodified Glashütte stopwork with backlash
- ARCAP train wheels
- Proprietary escapement with 18-tooth escape wheel
Functions
Hours and minutes
Number of parts
196
Jewels
26 jewels, 3 of which in screwed gold chatons
Escapement
Lever escapement
Oscillator
- Shock-resistant Grossmann balance with 4 inertia screws and 2 poising screws
- Nivarox 1 balance spring
Balance
Diameter: 10.0 mm
Frequency
21,600 semi-oscillations/hour
Power reserve
48 hours when fully wound
Operating elements
- Crown in 750/000 gold for winding the watch and setting the time
Case dimensions
- 37.0 mm diameter
- 9.8/7.1 mm height
Movement dimensions
- 26.0 mm diameter
- 3.45 mm height
Case
Three-part, in 750/000 gold
Diamonds
Bezel set with 62 brilliant-cut diamonds (TW VVSI)
Dial
- Faced with guilloched mother of pearl
- Roman numerals, moondisk made of mother of pearl
- Diamond ring set with 62 brilliant-cut diamonds (TW VVSI)
Hands
Hand-crafted, steel, annealed to a brown hue
Crystal/display back
Sapphire crystal, anti-reflective coating on one side
Strap
Hand-stitched brown alligator leather with precious-metal prong buckle
Oster Jewelers is an authorized Moritz Grossmann Retailer