Found: Rolex's Very First Quartz Watch For Sale At Christie's - HODINKEE
Rolex - Datejust - Ref. Rolex - 5100
ROLEX REF. 5100 BETA 21 QUARTZ YELLOW GOLD Rolex, Quartz, No. 283, Ref. No. 5100. Made in the 1970s. Very fine and rare, heavy and large, tonneau- shaped, center seconds, 18K yellow
Rolex 5100 Texano Vintage Watch - Raymond Lee Jewelers
ROLEX | 'THE TEXAN' QUARTZ, REF 5100 BETA 21 YELLOW GOLD WRISTWATCH WITH DATE AND BRACELET CIRCA 1970 | Watches Weekly | Geneva | 2020 | Sotheby's
Rolex Texan Watches | ref 5100 | Limited Edition | The Watch Club
ROLEX | BETA-21, REFERENCE 5100, A HEAVY AND POSSIBLY UNIQUE WHITE GOLD AND DIAMOND-SET WRISTWATCH WITH DATE AND BRACELET, CIRCA 1970 | 勞力士| "Beta-21 型號 5100 獨特白金鑲鑽石鏈帶腕錶,備日期顯示,機芯編號7314,錶殼編號78,約1970年製" | Important ...