Blancpain Fifty Fathoms Fifty Fathoms Bathyscaphe Sedna Gold / Black / Black Canvas

Reference 5000-36S30-B52 A

About this watch

The Blancpain Fifty Fathoms Bathyscaphe Sedna Gold is a masterpiece that embodies history, craftsmanship, and elegance. This luxury diving watch combines stunning design with top-notch materials and reliable performance. The Sedna Gold alloy gives the watch a warm, rich hue that stands out against the deep black of the dial and strap. The black dial is minimalist yet striking, designed for maximum readability underwater. The watch features a 43mm diameter and 13.4mm height, striking an excellent balance between presence and wearability. The rotating bezel allows for easy tracking of dive times, while the luminous hands and markers make it easy to read in low-light conditions. The open case back reveals the intricate movement within, showcasing a perfect balance between form and function.
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Key Features

  • Blancpain caliber 1315 automatic movement
  • Sedna Gold alloy case
  • 300m water resistance
  • 43mm diameter and 13.4mm height
  • Rotating bezel with 0-60 dive scale
  • Luminous hands and markers for low-light readability
  • Sapphire glass crystal for scratch-resistance

Specifications

Brand
Blancpain
Family
Fifty Fathoms
Model
Fifty Fathoms Bathyscaphe Sedna Gold / Black / Black Canvas
Reference
5000-36S30-B52 A
Movement
1315
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
Sedna Gold 43mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] Blancpain Fifty Fathoms Chronographe Flyback Steel Black Dial 45mm 5085F-1130-52 Complete Set

Blancpain Fifty Fathoms Chronographe Flyback Steel Black Dial 45mm 5085F-1130-52 Complete Set

Blancpain - 5085F-1130-52 · $13,795
The Blancpain Fifty Fathoms Chronographe Flyback is a purposeful, all steel dive watch with a deep black dial and a bold 45mm presence.

  • Condition: Excellent
  • Movement: Mechanical (Automatic) - Blancpain Caliber F185
  • Case Size: 45 mm diameter
  • Case Thickness: 15.5 mm
Posted at
Dec 16, 2025, 8:38 AM
Active
[WTS] Blancpain x Swatch Fifty Fathoms Antarctic Ocean (Full Set)

Blancpain x Swatch Fifty Fathoms Antarctic Ocean (Full Set)

Blancpain x Swatch - Fifty Fathoms – Antarctic Ocean · $400
A collaboration between Blancpain and Swatch, the Fifty Fathoms – Antarctic Ocean features a 42.3mm Bioceramic case with an unidirectional dive bezel and domed bio-sourced glass crystal. It is powered by the Sistem51 movement and has a water resistance of 91 meters.

  • Condition: Excellent
  • Case size: 42.3mm
  • Water resistance: 91m (300ft)
  • Depth rating: 91m depth rating
Posted at
Dec 15, 2025, 3:58 PM
Active
[WTS] Blancpain Tribute To Fifty Fathoms MIL-SPEC – 40mm – Dive Icon

Blancpain Tribute To Fifty Fathoms MIL-SPEC – 40mm – Dive Icon

The watch is a tribute to the iconic Blancpain Fifty Fathoms MIL-SPEC, which was designed in 1957 for military use. It features a moisture indicator on the dial and a four-day power reserve.

Posted at
Dec 15, 2025, 2:01 PM
Active
[WTS] Iconic Diver – Blancpain Fifty Fathoms 5015 – Titanium – Unworn & Complete

Iconic Diver – Blancpain Fifty Fathoms 5015 – Titanium – Unworn & Complete

Blancpain - 5015-12B40-O52A · $10,500
The Blancpain Fifty Fathoms is a historical dive watch in titanium with a 45mm case, sapphire bezel, and sunburst blue dial.

  • Condition: Unworn
  • Case size: 45mm
  • Water resistance: 300m depth rating
Posted at
Dec 13, 2025, 2:41 PM
Active
[WTS] Blancpain x Swatch Scuba Fifty Fathoms Green Abyss

Blancpain x Swatch Scuba Fifty Fathoms Green Abyss

Blancpain · $415
This Blancpain x Swatch Scuba Fifty Fathoms Green Abyss is a unique collaboration between the two brands, featuring a green dial and abyss-inspired design. The watch has been worn a few times but remains in mint condition.

  • Condition: Mint
  • Condition details: worn a few times
  • Includes: everything as if purchasing new including receipt and extra curved ends rubber strap
Posted at
Dec 12, 2025, 2:41 PM
Active
[WTS] Dive Icons: Blancpain Fifty Fathoms - 5015 Titanium - Complete Set

Dive Icons: Blancpain Fifty Fathoms - 5015 Titanium - Complete Set

The Blancpain Fifty Fathoms Automatique is an iconic and historical dive watch in titanium, featuring a 45mm case, sapphire bezel, black dial, and a five-day power reserve. It also has a water resistance of 300 meters.

  • Condition: Excellent
  • Case Size: 45mm
  • Material: Titanium
  • Movement: Blancpain Caliber 1315 automatic movement
Posted at
Dec 10, 2025, 4:06 PM
Active
[WTS] 2023 Blancpain Fifty Fathoms Titanium Full Set $8,899

2023 Blancpain Fifty Fathoms Titanium Full Set $8,899

A contemporary dive watch honoring the original 1953 Fifty Fathoms with modern tech including a stepped dial and 300m water resistance.

  • Condition: Excellent - no dings, dents or scratches
  • Case diameter: 45mm
  • Case thickness: 15.4mm
  • Lug width: 23mm
Posted at
Dec 10, 2025, 11:00 AM
Active
[WTS] Grail Dive Watch: Blancpain Tribute to Fifty Fathoms MIL-SPEC 40mm

Grail Dive Watch: Blancpain Tribute to Fifty Fathoms MIL-SPEC 40mm

Blancpain - 5008-1130-B52A · $17,500
The Blancpain Tribute to Fifty Fathoms MIL-SPEC is a tribute to an iconic and historical dive watch from Blancpain that played a pivotal role in the history of diving watches. It retains the iconic moisture indicator and classic design, featuring a 40.3mm stainless steel case, sapphire bezel, and black dial.

  • Case size: 40.3mm
  • Material: stainless steel
  • Movement: Blancpain Calibre 1151
Posted at
Dec 7, 2025, 1:29 PM
Active
[WTS] Blancpain Fifty Fathoms Automatic 5015 - Sunburst Blue Titanium - Complete Set 2025

Blancpain Fifty Fathoms Automatic 5015 - Sunburst Blue Titanium - Complete Set 2025

Blancpain - 5015 12B40 O52B · $11,500
The Blancpain Fifty Fathoms Automatique 5015 is an iconic and historical dive watch in titanium, featuring a 45mm case, sapphire bezel, and sunburst blue dial. It comes with a sail-canvas blue fabric strap and is powered by the Blancpain Caliber 1315 automatic movement.

  • Condition: Excellent
  • Case material: titanium
  • Case size: 45mm diameter
  • Movement: Blancpain Caliber 1315 automatic
Posted at
Dec 5, 2025, 12:58 PM
Active