ZENITH (PRIME EL PRIMERO CHRONOGRAPH - MECHANICAL / BLACK ref. 01.0010.420), circa 1997 Sports chronograph equipped with manual caliber 420 (mechanical version of the El Primero model). Large aperture case with smooth bezel and square steel pushers with clipped skeleton back in sapphire crystal (apparent movement, signed and numbered). Black dial with tachymeter scale on the flange and three circled counters: hours totalizer at 6 o'clock, small seconds at 9 o'clock, minutes at 3 o'clock, date between 4 and 5 o'clock. Stylized Arabic numerals and luminescent skeleton hands. Sapphire crystal. Zenith bracelet in used crocodile leather (Crocodylia spp. CITES appendix II B) with vintage Zenith pin buckle. Movement: Mechanical caliber manual winding version El Primero signed ZENITH / 420 Swiss. Diam. 38mm. Condition: Beautiful (original Zenith certificate and booklet).
