Daytona 16520 Zenith "Inverted 6" - White Dial - Watch Only - 1989

Daytona 16520 Zenith "Inverted 6" - White Dial - Watch Only - 1989

An early "Zenith" Cosmograph Daytona with the sought-after "Inverted 6" Singer dial and the first automatic Daytona movement Rolex ever produced. This L-serial example from the final years of the Mk2 dial period combines the white "panda" layout, red Daytona signature and tritium lume that collectors look to for a proper vintage Zenith.

Details:

• Reference: 16520
• Year: 1989
• Case Size: 40mm, stainless steel
• Bezel: Engraved steel tachymeter, "UNITS PER HOUR"
• Dial: White with black subdial counters ("panda"), red Daytona signature, applied steel hour markers, tritium luminescence ("T SWISS T"), inverted 6 in the hour counter at 6 o'clock (Singer-made Mk-series dial)
• Movement: Rolex Caliber 4030, automatic chronograph, 52-hour power reserve, 31 jewels, based on the heavily modified Zenith El Primero
• Bracelet: Oyster, stainless steel, with Rolex folding Oysterclasp
• Water Resistance: 100 meters

Set Includes:

• Watch only

Condition:

• Good overall condition with normal signs of wear
• Sharp lugs with thick case profile
• Fully brushed bracelet
• White dial clean, red Daytona signature crisp, inverted 6 clearly visible at the 6 o'clock subdial
• Running, all chronograph functions operating

The Zenith-powered 16520 was Rolex's first self-winding Daytona and remains one of the most collectible modern Cosmograph references, with the inverted 6 Singer dials from the early L-serial years considered the most desirable of the automatic Daytona era.