Spring bars Rolex Day-Date 18038 oro giallo — 20mm Vacheron Costantin The transition from the 16520

The transition from the 16520 (drilled lugs) to the 116520 (closed lugs) changes everything about the strap

Material: vintage calfskin

0mm of the Seventies Subs does

with original Pepsi and Coke bezels

gives way to blue

Spring bars Rolex Day-Date 18038 oro giallo — 20mm Vacheron Costantin The transition from the 16520Set of two spring bars for Rolex Day Date reference 18038 in 18 karat yellow gold, in hardened Swiss Standard steel. Size: 20mm between the lugs. Pin diameter: 1. 8mm. For the entire 18038 production, from 1979 to 1989 the first Day Date with a quickset case and 3055 movement. The 18038 has drilled through lugs, even in the earliest production. 1. 8mm pin not the modern 1. 5mm and not the vintage 2. 0mm. It is a compromise chosen by Rolex for the gold