Only Online Auction

Geneva, Apr 07, 2021

LOT 48

Self-winding, triple date à guichets, moon phases; “Ipso Matic” “Bidynator”; stainless steel and 18K yellow gold

CHF 4,400 - 7,600

EUR 4,000 - 7,000 / USD 4,800 - 8,400 / HKD 37,100 - 65,000

Sold: CHF 5,500

Stainless steel and 18K yellow gold, self-winding, round-shaped, gentleman’s wristwatch, with screwed case-back, silver colour dial with centre-seconds and four horological complications:
· Half-instantaneous date of the month (inner graduation with central index)
· Day of the week (aperture at 11 o’clock; indications given in English)
· Month of the year (aperture at 1 o’clock; indications given in English)
· Phases of the moon (aperture at 6 o’clock)

Silver colour dial with suspended Roman numerals and radial indexes.

Case-back engraved “R. R. Vought / Beverly Hills Cal.”.

Grading System
Grade: AA

Very good

Case: 3-8


Slightly scratched

Movement: 3*


Overhaul recommended, at buyer's expense

Dial: 3-01


HANDS Original

Brand Gubelin, Luzern / Lucerne

Model “Ipso Matic” “Bidynator”

Year circa 1950-1955

Movement No. unnumbered

Case No. 128 938

Material stainless steel and 18K yellow gold

Bracelet black leather strap

Buckle gilded metal buckle

Caliber 11 ½ ’’’, lever escapement (based on Bidynator 693, ebauche by Felsa, Grenchen / Granges)

Height 45.2 mm.

Width 36.7 mm.

Signature dial, case and movement


The purchase price payable by a buyer will be the sum of the final bid price plus the buyer’s premium, together with any applicable sales or compensating use tax. In addition to the hammer price, the buyer’s premium is payable as follows: 25% of the hammer price on each lot.

Important notice – Special conditions Please look carefully at all the photos as they are an integral part of the description. Any defect not mentioned in the descriptions but visible on the photos will be considered as described and cannot lead to any claim. The dimensions are given as an indication and may slightly differ from the measures mentioned by the manufacturers especially for contemporary watches. The photos are not retouched. Colors may differ from reality. For timepieces, we guarantee neither the functioning nor the precision of the movement, nor the water-resistance of the case. In addition, please note that movements, parts of mechanisms or cases may be incomplete. The lots are sold “as is”, described to the best of our knowledge and cannot be returned. Once the online bid is placed by the bidder, it cannot be cancelled.