Reference 2603 belongs to Omega’s early-1950s oversized “Jumbo” family, measuring 37.5 mm and fitted with the manual-wind caliber 265.
Produced in stainless steel, this model is sometimes nicknamed “Calatrava” by collectors due to its resemblance to the classic Patek Philippe design.
It is also referred to as having “spider” lugs, in reference to the sculptural shape of its lugs, reminiscent of a spider’s legs.
This example is in outstanding condition, featuring an immaculate white dial with faceted gold indexes.
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The purpose of this document is to determine whether the constituent parts of the watch are conform to the model reference /period or not, and to value their condition and importance.
All the watches are provided with a digital certificate (the Watchfid-ID), that will be uploaded on your protected and anonymous digital wallet.
This document presents each watch in the most objective and detailed manner possible, thanks to a substantiated analysis, high-resolution photos designed to highlight all elements of the watch and an innovative rating system. Available in printed and digital versions.
On request and when available, an extract of the archives from the manufacturer can be obtained.
