Important Modern & Vintage Timepieces

Monaco, Jul 21, 2021

LOT 223

Self-winding, chronograph, minute and hour counters, date, brown “Fumé” (smoked) dial; “El Primero”; stainless steel

EUR 4,500 - 7,500

USD 5,400 - 9,000 / HKD 41,500 - 70,000

Sold: EUR 5,850

Stainless steel, self-winding, tonneau-shaped, gentleman’s wristwatch, water-resistant, with screwed case-back, brown or “Fumé” (smoked) colour dial with subsidiary seconds at 9 and four horological complications:
• 1/10 second chronograph (activated by the two round-shaped push-pieces) with tachometric scale graduated on the dial for 500 units per hour
• Half-instantaneous 30-minute counter (subsidiary dial at 3 o’clock)
• 12-hour counter (subsidiary dial at 6 o’clock)
• Instantaneous date of the month (aperture between 4 and 5 o’clock)

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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 Zenith, Le Locle

Model “Chronograph Automatic, El Primero”

Reference SP 1301

Year circa 1975

Movement No. unnumbered

Case No. No. 707 D 992

Bracelet stainless steel NSA bracelet with expendable deployant clasp

Length 160 mm. (approx.)

Caliber 3019 PHC

Dimensions 46.9 x 37.3 mm

Length 160 mm. (approx.)

Signature dial, case and movement


Zenith, “El Primero”
The “El Primero” self-winding chronograph was launched in 1969. It was the world’s first and the only one in its category to measure short periods of time to one-tenth of a second. The lever escapement movement beating 36 000 vibrations / hour (high mechanical frequency) and is fitted with a central rotor mounted on ball bearings. The coordination of chronographic functions is operated by column wheel. 50-hour power-reserve.
At this time, two versions of the calibre exist:
• Z 400, instantaneous change of date with quick setting; 31 jewels, diameter 30 mm., height 6.5 mm., 280 components.
• Z 410, instantaneous change of date and day with quick setting, month and moon phases; 31 jewels, diameter 30 mm., height 7.55 mm., 354 components.
*a 20% import VAT is due on the hammer price with buyer's premium, plus 150€ for termination of temporary export, at buyer's expense, only if it is delivered within the EU