Omega 2505 Jumbo Steel Dress Watch Two-Tone DialThe Omega 2505 is affectionately known as the Jumbo for good reasonit was considered massive in its time. While most gentlemens watches in the late 1930s and 1940s measured around 32mm, this one comes in at a striking 38mm. These watches were produced with a variety of dial designs, but few are as captivating as this two tone example. The no lume dial features radial Arabic numerals set within a matte chapter ring, with a small seconds sub dial