Reference:3458: Difference between revisions
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== The four-piece case == | == The four-piece case == | ||
<gallery mode="packed" heights="180"> | |||
File:Ref 3458 caseback.webp|alt=3458 Bubbleback caseback movement angle|Bubbleback caseback / movement angle | |||
File:Ref 3458 full 2.webp|alt=3458 rose gold steel 1937|1937 rose gold + steel, alternating stick + Arabic dial | |||
</gallery> | |||
The defining feature of the 3458 is not visible from above. Construction is a bezel, a mid-case, a movement-holder ring, and a caseback — four separate pieces that have to be machined, finished, and assembled. Detailed collector catalogs and Antiquorum lot descriptions consistently count four. General reference guides sometimes reduce the count to three by conflating the movement-holder ring with the mid-case, which correctly describes every post-1936 Bubbleback but undercounts the 3458 and 1858. The four-piece construction is specific to the first-generation references. | The defining feature of the 3458 is not visible from above. Construction is a bezel, a mid-case, a movement-holder ring, and a caseback — four separate pieces that have to be machined, finished, and assembled. Detailed collector catalogs and Antiquorum lot descriptions consistently count four. General reference guides sometimes reduce the count to three by conflating the movement-holder ring with the mid-case, which correctly describes every post-1936 Bubbleback but undercounts the 3458 and 1858. The four-piece construction is specific to the first-generation references. | ||
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Serpico y Laino is the dominant retailer signature and the most frequently forged. Period-correct Serpico typography, lume consistency between retailer text and dial indices, and provenance through Venezuelan or Latin American collecting channels support attribution. Forged Serpico signatures on refinished dials are one of the reference's authentication traps. | Serpico y Laino is the dominant retailer signature and the most frequently forged. Period-correct Serpico typography, lume consistency between retailer text and dial indices, and provenance through Venezuelan or Latin American collecting channels support attribution. Forged Serpico signatures on refinished dials are one of the reference's authentication traps. | ||
== Related references == | == Related references == | ||