Live Auction 1401Important Watches including Property from an Important European Collection
Patek Philippe. A Rare 18k Gold Rectangular Electronic Wristwatch with Sweep Centre Seconds and date
Lot 35 The following two lots, 35 and 36, are fine examples of Patek Philippe's reference 3603, in production from 1973 until 1982 and together with references 3587 and 3597 amongst the largest rectangular wristwatches ever made by Patek Philippe.

The Beta-21 calibre was developed by a consortium of watch companies, including Patek Philippe, at the Swiss Electronic Research centre or CEH (Centre Electronique Horloger) in Neuchâtel. It was the first quartz movement for wristwatches with analogue display.

For a ref. 3603 and description and illustration of the Beta-21 see Patek Philippe Wristwatches by Martin Huber & Alan Banbery, second edition, pp. 85, 87 & 332.

Patek Philippe. A Rare 18k Gold Rectangular Electronic Wristwatch with Sweep Centre Seconds and date

SIGNED PATEK PHILIPPE, GENÈVE, REF. 3603, MOVEMENT NO. 8'178, CASE NO. 2'732'443, MANUFACTURED IN 1974

Closed12 May 2014

Price Realised

CHF 10,625

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Patek Philippe. A Rare 18k Gold Rectangular Electronic Wristwatch with Sweep Centre Seconds and date
Signed Patek Philippe, Genève, ref. 3603, movement no. 8'178, case no. 2'732'443, manufactured in 1974
Cal. Beta 21 electroquartz movement, 13 jewels, brushed blue dial, applied gold baton numerals, sweep centre seconds, window for date, rectangular case with raised bezel, hidden lugs, snap on case back, 18K gold Patek Philippe buckle, case, dial and movement signed
33.5 mm. wide and 37.5 mm. overall lenght

Specialist note

With Patek Philippe Extract from the Archives confirming production of the present watch in 1974 and its subsequent sale on 25 July 1974.

To the best of our knowledge, this watch has never been offered at auction before and is believed to be one of less than 10 examples of a reference 3603 in yellow gold with blue dial to appear in public to date. It is furthermore preserved in very good overall condition.