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Calibre |
Ligne |
A |
E |
Currency |
Price |
72 |
5,25 |
53 |
120 |
USD |
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90 |
5,25 |
53 |
150 |
USD |
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115 |
5,25 |
63 |
238 |
USD |
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445, 630, 640, 642, 650, 651, 652 |
6,75 |
63 |
300 |
USD |
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574, 575, 580, 581, 582, 584 |
8,75 |
76 |
177 |
USD |
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610, 612, 615, 617, 624 |
8,75 |
62 |
324 |
USD |
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577 |
9 |
76 |
177 |
USD |
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290, 305 |
9,75 |
75 |
405 |
USD |
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260, 261, 262, 263, 264, 265, 266, 267, 268, 269 |
9,75 |
64 |
420 |
USD |
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453, 454, 458 |
10 |
76 |
177 |
USD |
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270 |
10,5 |
67 |
404 |
USD |
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280 |
10,5 |
71 |
408 |
USD |
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410 |
11,5 |
70 |
448 |
USD |
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215216 |
12 |
95 |
444 |
USD |
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221 |
13 |
96 |
450 |
USD |
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390,391,392,393,394, 395, 396, 397 |
13 |
70 |
468 |
USD |
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125 |
16 |
101 |
250 |
USD |
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520, 521, 522, 523, 524, 525, 526, 527, 528, 529 |
18 |
73 |
485 |
USD |
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Crown, Hands & Spares might be available for this movement.
Email us for rate and availability: [email protected]
Mobile/WhatsApp: +91- 9841 360 340
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Description
This is another movement from the Adolf Michel S.A. under the roof of the Ebauches Trust organization. It is not marked any further, except the two letters “JF” below the balance. The Flume Werksucher from 1947 identifies it as AM 575.
It is a very simple cylinder movement with only one jewel on the balance cock. On the dial side, there is a rocking bar winding mechanism, and the ratchet wheel is only safe by a spring.
Nevertheless, watches with those kind of movements were worn for many years, you only shouldn’t pay too much attention to precision and reliability.
Technical data
Manufacturer |
AM |
Caliber |
575 |
Number of jewels |
1 |
Escapement |
cylinder |
Balance |
Nickel |
Shock protection(s) |
none |
Balance cock direction |
clockwise |
Hairspring stud |
fixed |
Regulator type |
Long regulator arm |
Movement construction |
Escapement wheel
Fourth wheel, Third wheel, Center wheel, Mainspring barrel |
Functions |
Hour, minute |
Beats per hour |
18000 |
Size |
83/4”’ |
Image in Flume Werksucher |
1947 98 |
|
Spares might be available for this movement.
Please contact us for availability.
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Description
The Ebauches Trust (also known as Ebauches S.A.) was from the 1920ies on a roof organization of several ebauche manufacturers, among them the Adolf Michel S.A. (AM) of Grenchen/Switzerland. They made that caliber 72, a form caliber in ladies’ size with a cylinder escapement.
With 6 jewels and a brass balance, it resembles the state of the art of pre WW II: Not ultimately precise, but pretty small and reliable.
Nevertheless, the high time of those tiny cylinder movements did not last very long, since equally small, but much more precise and reliable anchor movements took lover.
Technical data
Manufacturer |
AM |
Caliber |
72 |
Number of jewels |
6 |
Escapement |
cylinder |
Balance |
Brass |
Shock protection(s) |
none |
Balance cock direction |
clockwise |
Hairspring stud |
fixed |
Regulator type |
Long regulator arm |
Movement construction |
Escapement wheel
Fourth wheel, Third wheel, Center wheel
Mainspring barrel |
Functions |
Hour, minute |
Beats per hour |
18000 |
Size |
53/4 x 83/4”’ |
Image in Flume Werksucher |
1947 146 |
|
Spares might be available for this movement.
Please contact us for availability.
Here you can find the list of calibres manufactured by AM.
Please click on the calibre number to view more details about the movement and spares available
Please reach out to me by email if you are unable to find the info about any specific calibre.