Rolex
Submariner Date "Bluesy", Yellow Gold
Ref. 126618LB
2020–present · 41mm · caliber Rolex Cal. 3235: in-house automatic, 28,800bph, 70h PR, 31j; Chronergy escapement, blue Parachrom hairspring, Paraflex shock absorbers, Superlative Chronometer
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In-house manufacture caliber
Medium-large: suits wrists 6.5 in+ (16.5 cm+)
41 mm case. Wears confidently on average to larger wrists. May overhang on slender builds.
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Authentication
A solid yellow-gold Submariner, the first in this catalog: every other Submariner row here is steel. Gold and the blue Cerachrom bezel are what a fake targets, and both are checkable.
Known issues in the market
- Solid 18ct gold is markedly heavy. A gold-coloured Submariner that feels like a steel one is not this watch.
- The Cerachrom insert is coloured through the ceramic and the numerals are coated in gold. A chipped edge showing a different colour underneath is decisive.
- Case, dial, hands and bracelet are otherwise the current 41mm Submariner generation, so the tells on the steel entries in this catalog apply unchanged.
| Area | What to check | What is correct | Red flag |
|---|---|---|---|
| case | Weight and gold hallmarking | Substantially heavier than a steel Submariner of the same size, correctly hallmarked | Light for its size, or shallow and uneven hallmarks |
| case | Blue Cerachrom insert through a chip | The same blue through the full thickness of any chip | A different colour or pale substrate at a chipped edge, indicating a coated insert |
| movement | Cal. 3235 behaviour | Instantaneous midnight date change, hacking seconds, roughly 70 hours reserve | A date that creeps over minutes, or seconds running with the crown out |
| bracelet | Solid gold Oyster and Glidelock | Solid links, even brushing, Glidelock stepping positively through its detents | Hollow links, or a clasp that slides without detents |
Common legitimate replacements
- Bezel inserts are replaced after damage and are the swap that most changes value on a gold reference.
- Clasps are replaced; confirm Rolex markings and gold hallmarks on the replacement.
Expert resources: A Rolex authorized service centre will confirm case and movement serials. The 126610LN and 126610LV entries in this catalog carry the shared dial, hand and crown tells.
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Buying guidance
Sources for this entry: rolex.com · fratellowatches.com
Pre-purchase sheet → The numbers to check, what to look at and what to ask, on one printable page.