H. Moser & Cie Endeavour Minute Repeater Cylindrical Tourbillon Skeleton Cosmic Rain (titanium)
1909-0501
The H. Moser & Cie Endeavour Minute Repeater Cylindrical Tourbillon Skeleton Cosmic Rain (titanium) is a 40 mm titanium watch with an HMC 909 hand-wound movement. At a list price of $454,564, it costs more than 99% of the 1,382 titanium watches in production. With a 90-hour power reserve, it runs longer than 91% of the 1,109 mechanical titanium watches with a stated reserve.
4 official photos · reader photos welcome
Price
≈$454,564 (CHF 378,350)
Material
Titanium
Grade / type
Titanium (grade undisclosed)
- Reference
- 1909-0501
- Type
- Other
- Case diameter
- 40.0 mm
- Thickness
- 14.4 mm
- Origin
- Switzerland
- Movement
- Hand-wound, skeletonised, minute repeater with one-minute flying tourbillon and cylindrical hairspring
- Caliber
- HMC 909
- Power reserve
- 90 hours
- Complications
- Tourbillon, Minute repeater
- Colour
- Grey
- Surface treatment
- None stated
- Finish technology
- Natural finish
- Caseback
- Sapphire
- Nickel-free
- Unconfirmed (clasp or buckle material not confirmed)
- Bracelet / strap
- Grey hand-stitched nubuck alligator leather strap with titanium pin buckle
- Crystal
- Sapphire
- Display back
- Yes
- Dial
- Fully skeletonised, with a domed aventurine sub-dial at 2 o'clock in fume finish with mother-of-pearl inlays
- Dial colours
- White Grey Meteorite
- Availability
- Offered
- Status
- Limited edition (20 pieces)
- Not published
- Lug-to-lug, Water resistance, Weight, Hardness, Construction, Matching bracelet, Lume
Medium confidence
Verified Aug 2026
Source: H. Moser & Cie (Endeavour Minute Repeater Cylindrical Tourbillon Skeleton Cosmic Rain, ref. 1909-0501) / Monochrome (introducing, full specifications) / Fratello (discovery lead)
Facts are free to cite with a link.
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What grade of titanium is the H. Moser & Cie Endeavour Minute Repeater Cylindrical Tourbillon Skeleton Cosmic Rain (titanium)?
Titanium, with no grade stated. The caseback is sapphire. The record is at medium confidence, so check the maker's page before relying on it.
What size is the H. Moser & Cie Endeavour Minute Repeater Cylindrical Tourbillon Skeleton Cosmic Rain (titanium)?
The case is 40 mm across and 14.4 mm thick.
How much does the H. Moser & Cie Endeavour Minute Repeater Cylindrical Tourbillon Skeleton Cosmic Rain (titanium) cost, and is it available?
It is in production, at a list price of $454,564.
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