Longines - Ultra-Chron - 7831 - Men - 1950-1959
03
days
23
hours
53
minutes
24
seconds
Current bid
€ 300
Reserve price not met
Expert
Selected by Erwin Dekker
Experienced antique dealer with extensive watch collecting expertise and antiques background.
Estimate € 1,800 - € 2,000
 | €300 | |
|---|---|---|
| €150 | |
| €70 | |
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Longines, reference 7831, period 1950-1959, manual-winding movement, gold case, 33 mm diameter, champagne dial, leather strap, original box included, condition Very good with minor signs of wear.
AI-assisted summary
Description from the seller
Superb Longines Ultra-Chron automatic with manual winding, an iconic and rare piece renowned for its precision and the quality of its high-frequency movements.
Elegant and timeless watch, ideal for a collector or enthusiast of Swiss watchmaking.
Features
Reference: 7826
Year: circa 1960
Case: 18K gold (750)
Diameter: 35.6 mm
Movement: Longines automatic caliber 431 with manual winding
Functions: hours, minutes, seconds, date
Dial: Champagne in excellent condition with applied indices
Bracelet: brown leather (vintage style)
Gold-tone buckle with Longines logo
Mechanism
Equipped with the famous caliber 431 Ultra-Chron, movement:
- high frequency (36,000 vph)
- renowned for its reliable precision and sought after by collectors
Watch serviced in MARCH 2026, operating perfectly.
Condition
Very good overall condition
Beautiful original patina
Dial in superb condition
Normal signs of wear for its age
Watch fully functional.
Fast and careful shipping.
Purchase subject to verification only.
The photos are an integral part of the description and faithfully reflect the condition of the watch.
Superb Longines Ultra-Chron automatic with manual winding, an iconic and rare piece renowned for its precision and the quality of its high-frequency movements.
Elegant and timeless watch, ideal for a collector or enthusiast of Swiss watchmaking.
Features
Reference: 7826
Year: circa 1960
Case: 18K gold (750)
Diameter: 35.6 mm
Movement: Longines automatic caliber 431 with manual winding
Functions: hours, minutes, seconds, date
Dial: Champagne in excellent condition with applied indices
Bracelet: brown leather (vintage style)
Gold-tone buckle with Longines logo
Mechanism
Equipped with the famous caliber 431 Ultra-Chron, movement:
- high frequency (36,000 vph)
- renowned for its reliable precision and sought after by collectors
Watch serviced in MARCH 2026, operating perfectly.
Condition
Very good overall condition
Beautiful original patina
Dial in superb condition
Normal signs of wear for its age
Watch fully functional.
Fast and careful shipping.
Purchase subject to verification only.
The photos are an integral part of the description and faithfully reflect the condition of the watch.
Details
Brand
Longines
Gender
Men
Model
Ultra-Chron
Band material
Leather
Reference number
7831
Band length
Regular (180–200 mm)
Shipped insured
Yes
Repainted dial
No
Period
1950-1959
Movement
Manual winding
Dial colour
Champagne
Case material
Gold
Original box included
Yes
Original papers included
No
Case diameter
33 mm
Original warranty included
No
Condition
Very good - minor signs of wear
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