An early Zenith-powered Daytona from the highly sought-after L-series, this reference 16520 features the desirable white “Floating Cosmograph” dial and correct 225 tachymeter bezel. A transitional and collectible example from the first generation of automatic Daytonas.
Details:
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Reference: 16520
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Serial: L-series (ca. 1989)
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Case Size: 40mm, stainless steel
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Bezel: Stainless steel tachymeter bezel – correct “225” unit per hour
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Dial: White “Floating Cosmograph” dial with black sub-registers
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Crystal: Sapphire crystal
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Movement: Rolex Caliber 4030 (Zenith El Primero–based automatic chronograph)
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Bracelet: Oyster bracelet in stainless steel
Highlights:
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Early production L-series example
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Correct “Floating Cosmograph” dial layout
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Matching 225 bezel
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All numbers matching
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Accompanied by older original parts
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Serviced by Rolex Service Center in 2023
Set Includes:
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Original inner and outer boxes
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Booklets and manuals
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RSC service documentation (2023)
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Original replaced parts included
Condition:
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Excellent overall condition
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Strong case with well-defined edges
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Bezel in very good condition with crisp engravings
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Dial and hands clean and well preserved
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Bracelet tight with normal light wear
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Running perfectly following RSC service
The reference 16520 represents a pivotal chapter in Daytona history as the first automatic generation. Early L-series examples with floating dial configuration and correct 225 bezel are increasingly difficult to source, making this a highly attractive collector’s piece with the added confidence of recent Rolex service.
