Only Online Auction
Hong Kong, Mar 03, 2021
LOT 147
Mulco (Muller & Co.)
Ref. 250-201, self-winding, diver’s, centre-seconds, date, black dial, “Super-Compressor” patented case; “Escafandra”; stainless steel
HKD 4,400 - 8,700
CHF 500 - 1,000 / EUR 500 - 950 / USD 600 - 1,150TO BE SOLD WITHOUT RESERVE
Sold: HKD 8,500
Stainless steel, self-winding, round-shaped, diver’s wristwatch, water-resistant with screwed case-back, 60-minute graduated bidirectional revolving inner bezel for the decompression times (setting by the crown at 2 o’clock); black colour dial with centre-seconds and one horological complication:
· Instantaneous date of the month (aperture at 3 o’clock under Cyclops lens)
| Grading System | |
|---|---|
Grade: A |
Good |
Case: 3-8 |
Good Slightly scratched |
Movement: 3 * |
|
Dial: 3-01 |
Good HANDS Original |
Brand Mulco, La Chaux-de-Fonds
Model “Escafandra”
Reference 250-201
Year circa 1963
Movement No. unnumbered
Case No. unnumbered, “Super-Compressor” patents (dated 6-63)
Material stainless steel
Bracelet black rubber strap
Buckle stainless steel buckle
Diameter 43.7 mm.
Caliber AS 1712 (by A. Schild S.A., Grenchen / Granges)
Width 36.1 mm.
Signature dial, case and movement
Accessories copies of the invention patents
Notes
Case based on the Swiss invention patent No. 317 537, delivered on November 30, 1956 (application filed on November 22, 1954), to Ervin Piquerez, Bassecourt (Bernese Jura), for a “Boîte de montre étanche” (Water-resistant watch-case).
Case based on the Swiss invention additional patent No. 337 462 (subordinate to the main patent No. 321 578), delivered on March 31, 1959 (application filed on August 13, 1956), to Ervin Piquerez, Bassecourt (Bernese Jura), for a “Montre munie d’un organe de commande du mécanisme intérieur” (Watch fitted with a control device for the inner mechanism).