Lady-Datejust 26 Blue Dial Fluted Bezel 18K Yellow Gold Steel Oyster Bracelet 179173BLSO

The Rolex Lady-Datejust 26 Ref. 179173 in the BLSO configuration is a vibrant and iconic timepiece from the previous 26 mm generation, showcasing the celebrated two-tone combination of Yellow Rolesor (Oystersteel and 18K Yellow Gold). The watch is framed by the signature 18K Yellow Gold Fluted Bezel, a defining Rolex feature that provides brilliant light reflection. The dial features a captivating Blue finish, often with a sunray effect, which offers exceptional depth and color against the warm gold. The dial utilizes clean Applied Index Hour Markers (batons), set in 18K Yellow Gold, maintaining superb clarity and a refined, uncluttered look.

Key Features

Case	Material	Yellow Rolesor (Oystersteel and 18K Yellow Gold)
	Dimensions	$\text{26 mm}$ ($\text{Previous}$ $\text{generation}$ $\text{size}$)
	Water Resistance	$\text{100 metres}$ ($\text{330}$ $\text{feet}$)
	Bezel	Fluted 18K Yellow Gold (Rolex’s signature design)
	Crystal	$\text{Scratch}$–$\text{resistant}$ $\text{Sapphire}$ $\text{with}$ $\text{Cyclops}$ $\text{lens}$
	Reference	179173BLSO
Dial	Color	Blue (Vivid, deep sunray finish)
	Markers	Applied Index Hour Markers (Batons in 18K Yellow Gold)
	Aesthetic	Vibrant blue dial with clean index markers and iconic fluted bezel
Movement	Type	Perpetual, mechanical, self-winding
	Power Reserve	Approximately $\text{50}$ $\text{hours}$
	Caliber	$\text{Calibre}$ $\text{2235}$ ($\text{Previous}$ $\text{generation}$ $\text{movement}$)
	Technology	$\text{Parachrom}$ $\text{hairspring}$
Bracelet/Strap	Material	Oyster Yellow Rolesor (three-piece links)
	Clasp	Folding Oysterclasp with Easylink extension link
Additional Info	Watch Style	Classic Two-Tone Dress Watch / Iconic Fluted Bezel
	Certification	$\text{Superlative}$ $\text{Chronometer}$
	Key Features	Fluted Bezel, Blue Index Dial, Oyster Bracelet, Yellow Rolesor
	Rolesor	$\text{Blend}$ $\text{of}$ $\text{Oystersteel}$ ($\text{strength}$) $\text{and}$ $\text{18ct}$ $\text{Yellow}$ $\text{Gold}$ ($\text{richness}$)

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