Generations · Rolex

Rolex Sky-Dweller: dimensions by generation

Every Rolex Sky-Dweller reference in Horlobase with a thickness or a lug-to-lug, grouped by reference series, with its production years and its case figures.

Reference	Years	Case diameter	Case thickness	Lug-to-lug	Case material
326xxx references (2012–2023)
326138	2012–2023	42 mm	13.9 mm	50.3 mm	18 ct yellow gold
326139	2012–2023	42 mm	13.9 mm	50.3 mm	18 ct white gold
326933	2017–2023	42 mm	14 mm	50.4 mm	Steel and yellow gold
326934	2017–2023	42 mm	14 mm	50.4 mm	White Rolesor (steel and white gold)
326238	2018–2023	42 mm	13.9 mm	50 mm	18 ct yellow gold
326135	—	42 mm	13.9 mm	50.3 mm	18 ct rose gold
336xxx references (2023–)
336235	2023–	42 mm	14.1 mm	50 mm	18 ct rose gold
336238	2023–	42 mm	14.1 mm	50 mm	18 ct yellow gold
336239	2023–	42 mm	14.1 mm	50 mm	18 ct white gold
336933	2023–	42 mm	14.1 mm	50 mm	Steel and yellow gold
336934	2023–	42 mm	14.1 mm	50 mm	White Rolesor (steel and white gold)

Figures and their sources are on each reference’s page. Production years: The Watch Guys, approximate (Rolex does not publish them).