Waldan International Astronic Chronograph

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Available in a two piece solid 18K gold or white gold case, this chronograph is equipped with a certified retro 1969 El Primero 3019 PHF movement. It features a three counter chronograph in a tri compax layout, triple date and moon-phase. This automatic movement beats at the rate of 36,000 BPH. This model had a limited production of approximately 2,000 pieces in 1980. Roughly 75 pieces remain, and the brand will no longer produce this watch.

Technical details
Functions
Hours, minutes, seconds
Date, day of week, month, rotating moon-phase
All date functions change at midnight

Movement
1969 Vintage El Primero 3019PHF column wheel chronograph
31 jewels; bi-directional ball bearing winding rotor
36,000 vibrations per hour
354 components
50 hour power reserve
Incabloc shock absorption
Flat self compensating nivarox hairspring
Smooth glucydur balance
13 ligne, 30mm diameter
6.5mm thick

Case
Two piece massive precious metal case with screw-down back
Approximately 44 grams (Platinum heavier)
18K gold screw-back
Two step fluted bezel
39.5mm diameter
2 recessed correctors at 8 and 10 o’clock
Jacketed pushers at 2 and 4 o’clock
Crown at 3 o’clock
Pushers and crown are 18K gold
Fluted lugs, 20 mm width
Contoured sapphire crystal
Water resistant

Dial
Matt off-white or cobalt blue applied enamel dial
3 sunken gold -trimmed subdials: standard seconds at 9 o’clock; hour register and rotating moon-phase aperture at 6 o’clock; 30-minute register at 3 o’clock
Day of week aperture at 10 o’clock
Month aperture at 2 o’clock; and date aperture at 4 o’clock
In center computer second hand
Tachymetre on outer rim of dial with red marking for measuring speed from 60 miles per hour to 1000 miles per hour
Dial is curved
Subdials are sunken and have gold trim
Dial is contoured and signed