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Breguet

Breguet Marine Dame High Jewellery 9509 Poseidonia 9509BB/5S/984/SD0S

The Breguet Marine Dame High Jewellery 9509 Poseidonia (reference 9509BB/5S/984/SD0S) is a watch.

Specifications

Case

Reference
9509BB/5S/984/SD0S
Collection
Marine

Dial versions

This reference was made with these dials and finishes.

  • 9509BB/5S/984/SD0S

How it compares within the Marine family

Side by side with other references in the same collection, from the catalog.

ReferenceSizeMaterialDialCaliberYears
9509BB/5S/984/SD0S (This watch)—————
5517TI/G2/9ZU40 mmTitaniumSlate grey777A2021–
5517TI/G2/TZ040 mmTitaniumSlate grey777A2021–
5517TI/Y1/5ZU40 mmTitaniumBlue777A2021–
5517TI/Y1/TZ040 mmTitaniumBlue777A2021–
5527TI/Y1/5WV42.3 mmTitaniumBlue582QA2021–
5547TI/Y1/5ZU40 mmTitaniumBlue519F/12021–
5557BB/YS/5WV43.9 mm18k white goldBlue77F12022–
5557BR/YS/5WV43.9 mm18k rose goldBlue77F12022–

About the Marine family

Breguet's Marine collection, introduced in 1990, draws on the founder's role as official chronometer maker to the French Navy from 1815. It is the brand's sports-luxury line, with larger cases, crown guards, luminous hands and dials that mix guilloché patterns with nautical motifs such as waves.

The collection was redesigned in 2018 and again in 2023, when titanium became a central material. Key references include the 5517 time-and-date model, the 5527 chronograph and the 5557 Hora Mundi world-time model. Because the generations look similar, confirm the exact reference, case material and dial code against the papers, and check whether the bracelet or the rubber strap is included.

Catalog facts checked October 2026.

Breguet Marine Dame High Jewellery 9509 Poseidonia 9509BB/5S/984/SD0S: specs and details · Soda