This is a luxury Rolex Oyster Perpetual Date Submariner diving watch, featuring a 40mm Oyster case made of stainless steel and 18k yellow gold (Rolesor). A defining characteristic of this specific piece is the champagne or slate sunray 'Serti' dial, which is professionally set with factory diamond and sapphire hour markers rather than the standard luminous plots. The dial includes a date window at the 3 o'clock position magnified by a cyclops lens on the sapphire crystal. The watch is equipped with a unidirectional rotating bezel featuring a blue circular insert with gold-toned numerical graduations for tracking decompression stops. The construction is anchored by a two-tone Oyster bracelet with high-polish yellow gold center links and brushed steel outer links. Based on the dial configuration and case style, this model likely dates from the late 1990s to the mid-2000s. The watch appears to be in good pre-owned condition with visible micro-abrasions on the polished gold surfaces and bracelet links consistent with regular wear. The bezel insert remains vibrant with no significant chipping or fading visible, and the crown shows sharp fluting, suggesting careful maintenance. This 'Serti' (French for 'setting') variant is a rare, more formal execution of the iconic tool watch, valued for its blend of utility and luxury craftsmanship.

I have conducted a visual examination of this Rolex Submariner Ref. 16613 featuring the distinctive 'Serti' dial. My assessment indicates a late-series production specimen of this reference, distinguished by the champagne sunray finish and factory-set precious stones. The case retains strong lugs with original beveling still visible, despite standard surface micro-marring on the 18k yellow gold center links. The blue aluminum bezel insert shows excellent color saturation with minimal silvering, which is critical for this era's valuation. The Serti dial itself—historically a 'love-it-or-hate-it' collector's item—has seen a recent resurgence in market demand as collectors move toward neo-vintage pieces with unique 'jewelry' traits. Comparable sales for Ref. 16613 with factory diamond/sapphire dials range significantly based on bracelet stretch and the presence of 'holes' vs. 'no-holes' cases; this example appears to be a 'no-holes' case, which commands a slight premium for its more modern aesthetic. However, market value is heavily dictated by the presence of original box and papers, which are not confirmed here. Limitational Note: This appraisal is based solely on digital images. A physical inspection is mandatory to verify the movement (Caliber 3135), confirm the authenticity of the precious stones, and ensure the bracelet’s coronet hasn't been over-polished. I would require a movement serial check against Rolex databases and a pressure test of the Oyster case to certify its 300m water resistance before a final binding certification.