![Ref. 6556 "Tru-Beat, Black Dial" Rolex, 'Oyster Perpetual, Tru-Beat, Superlative Chronometer Officially Certified', Ref. 6556. Made in 1961. Very fine and very rare, center-seconds, self-winding, waterresistant, stainless steel gentleman's wristwatch ... Ref. 6556 "Tru-Beat, Black Dial" Rolex, 'Oyster Perpetual, Tru-Beat, Superlative Chronometer Officially Certified', Ref. 6556. Made in 1961. Very fine and very rare, center-seconds, self-winding, waterresistant, stainless steel gentleman's wristwatch ...](https://antiquorum-swiss-assets.s3.us-west-2.amazonaws.com/images/113/lots/30/30.jpg)
Ref. 6556 "Tru-Beat, Black Dial" Rolex, 'Oyster Perpetual, Tru-Beat, Superlative Chronometer Officially Certified', Ref. 6556. Made in 1961. Very fine and very rare, center-seconds, self-winding, waterresistant, stainless steel gentleman's wristwatch ...
![Cool Rolex of the Day #2037: 6556 Tru-Beat with "Service Watch" written on the dial and "Property of Rolex Watch Division Tokyo" on the caseback, steel, 34mm. Circa 1958 : r/rolex Cool Rolex of the Day #2037: 6556 Tru-Beat with "Service Watch" written on the dial and "Property of Rolex Watch Division Tokyo" on the caseback, steel, 34mm. Circa 1958 : r/rolex](https://i.imgur.com/yb78Kdo.png)
Cool Rolex of the Day #2037: 6556 Tru-Beat with "Service Watch" written on the dial and "Property of Rolex Watch Division Tokyo" on the caseback, steel, 34mm. Circa 1958 : r/rolex
Rare Rolex alert ⏰ 1956 Rolex Oyster-Perpetual Tru-Beat ref. 6556. Price & availability via DM 📩 #rolex #rarewatch #vintagewa... | Instagram
![Rolex Oyster Perpetual "Tru-Beat", Superlative Chronometer Officially Certified, Ref. 6556. Produced in the 1960's.Very fine and rare center-seconds, self-winding, water-resistant, tonneau-shaped, jumping seconds, 18K yellow gold gentleman's wristwatch ... Rolex Oyster Perpetual "Tru-Beat", Superlative Chronometer Officially Certified, Ref. 6556. Produced in the 1960's.Very fine and rare center-seconds, self-winding, water-resistant, tonneau-shaped, jumping seconds, 18K yellow gold gentleman's wristwatch ...](https://antiquorum-swiss-assets.s3.us-west-2.amazonaws.com/images/17/lots/556/556.jpg)