163 Rolex A very important and rare, Datejust “Ovettone” automatic wristwatch in platinum, with diamond-set index dial and period platinum bracelet, reference 6304.

Estimate: Fr. 400'000 –⁠ 800'000

• Model Datejust Ovettone
• Year Circa 1955
• Reference 6304
• Case Material Platinum
• Case Number 93'910
• Bracelet Material Platinum Rolex bracelet, approximate length 205mm
• Movement Automatic, cal. A296, 18 jewels
• Dimension 36mm Diameter
• Signed Case, dial and movement
• Literature This specific watch is published in: John Goldberger book “100 Superlative Rolex Watches” at page 166-167.

Among the rarest and most elusive expressions of early Rolex Datejust reference 6304 production, this particular example occupies a category of its own, where rarity, material, and configuration converge in a way seldom encountered even among the most seasoned collectors. It is not merely a variation, but a watch that challenges the very perception of what a vintage Datejust can be. Introduced in the early 1950s, the Datejust had already redefined the modern wristwatch with its automatic movement and instantaneous date display. The reference 6304, with its smooth bezel, embodies the most restrained and elegant interpretation of this innovation. However, the present watch elevates this foundation to an entirely different level. Its platinum case, an exceptionally uncommon choice for the period, imbues the watch with a discreet yet unmistakable presence, far removed from the more familiar steel or gold examples. The dial is equally remarkable: a matte grey surface enhanced by a refined arrangement of brilliant and baguette cut diamond indexes. Rather than appearing decorative, the setting is perfectly balanced, preserving the sobriety and legibility expected of a Rolex from this era. The importance of this watch is further underscored by its inclusion in John Goldberger’s seminal book 100 Superlative Rolex Watches (pages 166–167), a reference work reserved for only the most exceptional pieces. Moreover, two comparable examples of the same reference, albeit with different configurations, one without date and another retailed by Serpico y Laino, have appeared at Monaco Legend Group, achieving world record results for the reference. The overall condition further amplifies its appeal, with the case retaining strong, well defined proportions. The Jubilee bracelet complements the watch naturally, reinforcing its identity as both a refined and versatile piece. With only a handful of known examples, this reference 6304 transcends the notion of a collectible and enters the realm of landmark timepieces: an object of study, desire, and significance, destined for the most discerning collections where rarity alone is no longer sufficient, and only the truly exceptional endures.