Watch Data

Gold Wrist Watch no. 20513

Case: Yellow gold, reverse engraved "JB de M Dec 1936".

Dial: Silvered, Breguet numerals, subsidiary seconds dial, apertures for day, month & moonphase, outer numerals for date, blued steel baton hands, unsigned.

Movement: Cut bi-metallic balance with blued steel balance spring with Breguet overcoil, the stud secured by by polished steel kidney piece, signed "Haas Neveux & Cie., Geneva, Swiss, No. 20513, Eighteen (18) Jewels Six (6) Adjts.", ebauche probably by Lecoultre.

19?? - Haas Neveux, Geneva

1936 - "JB de M Dec 1936"

199? - Illustrated in Wristwatches by Konemann 9783833125591 ["Movement by Lecoultre"]

2004 - Christie's 15 Nov 2004 "Haas Neveux. A rare and unusual 18K yellow and white gold triple calendar wristwatch with phases of the moon Signed Haas Neveux & Cie., Geneva, movement no. 20513, case no. 302439, circa 1936 With nickel-finished lever movement, 18 jewels, bimetallic compensation balance, the silvered matt dial with Breguet numerals, outer Arabic date ring with central date hand, eccentric aperture for phases of the moon to 12 o'clock, two windows for day and month, subsidiary seconds, in massive yellow gold circular case with engraved inscription JB de M Dec 1936 to the snap on back, enlarged white and yellow gold t-lugs, case stamped and numbered, movement signed and numbered 32 mm. diam. Artist or Maker: SIGNED HAAS NEVEUX & CIE., GENEVA, MOVEMENT NO. 20513, CASE NO. 302439, CIRCA 1936 Notes: It is thought that the present watch is the only example of a simple calendar wristwatch with phases of the moon made by Haas Neveux. "

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