Technos Sky Diver Automatic Reference 3400 in platinum is

Reference 3400 in platinum is the most prestigious expression of the early Marine line

and movement all bearing the Geneva hallmark

its radial brushing catching light from centre to edge in the characteristic way that made this dial configuration so suited to the Ellipse's proportions

it represents the Geneva maison at its most architecturally ambitious: a dress watch conceived as a miniature objet d'art for the wrist

entirely appropriate to the slender profile of the case

Technos Sky Diver Automatic Reference 3400 in platinum isTechnos is one of those Swiss names that serious collectors have quietly rediscovered a brand that produced genuinely capable dive watches in the 1960s and early 1970s, sold at accessible prices, built with the same Swiss movements that powered more celebrated contemporaries. The Sky Diver is its most compelling proposition: a proper tool watch with rotating bezel, date, and a dial presence that needs no apology. This example has everything a vintage