Blancpain Fifty Fathoms Fifty Fathoms Bathyscaphe Stainless Steel / Grey / Black Nato

Reference 5100B-1110-NABA

Blancpain Fifty Fathoms Bathyscaphe Stainless Steel / Grey / Black Nato

About this watch

The Blancpain Fifty Fathoms Bathyscaphe 5100B-1110-NABA is a stunning luxury dive watch that combines functionality, elegance, and heritage in a unique blend of modern aesthetics and classic diving watch characteristics. Its grey dial adorned with stick and dot indexes creates a sleek professional look, while the black NATO strap adds a rugged touch. The round stainless steel case measures 38mm in diameter and features a rotating bezel marked from 0 to 60 for tracking elapsed time underwater. At its heart lies the Blancpain Caliber 1150, an extra slim self-winding movement with a power reserve of 100 hours and comprising 210 components including 28 jewels. The watch features a date display, water resistance of 300 meters, and is made from durable materials ensuring both style and durability. Founded in 1735, Blancpain is one of the oldest watchmaking brands in the world, known for its commitment to tradition and innovation. When you wear this watch, you're not just wearing a timepiece, but a piece of history that combines craftsmanship, heritage, and functionality. It's an investment in both style and durability, with luxury watches often holding their value well.
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Key Features

  • Blancpain Caliber 1150 movement
  • Stainless Steel case with 300m water resistance
  • Sapphire crystal for scratch-resistance
  • Date display functionality
  • 38mm diameter and 10.77mm height
  • Extra slim self-winding movement with 100 hour power reserve

Specifications

Brand
Blancpain
Family
Fifty Fathoms
Model
Fifty Fathoms Bathyscaphe Stainless Steel / Grey / Black Nato
Reference
5100B-1110-NABA
Movement
blancpain%201150
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
Stainless Steel 38mm
Dial Color
Grey
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] STEEL DEAL! 2018 Blancpain 5015-1130-52A Fifty Fathoms Steel Black Dial 45mm Men's Watch Full Set B&P - $7,995

STEEL DEAL! 2018 Blancpain 5015-1130-52A Fifty Fathoms Steel Black Dial 45mm Men's Watch Full Set B&P - $7,995

Blancpain - 5015-1130-52A · $7,995
2018 Blancpain Fifty Fathoms with a black dial, measuring 45mm in diameter. It is a men's watch and comes full set.

  • Case diameter: 45mm
  • Water resistance: Full set B&P
Posted at
Apr 28, 2026, 10:32 AM
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[WTS] Blancpain Fifty Fathoms 45mm 5015 1130 71S — Excellent Condition, Box & Papers (Open Card)

Blancpain Fifty Fathoms 45mm 5015 1130 71S — Excellent Condition, Box & Papers (Open Card)

Blancpain - 5015-1130-71S · $9,000
The Blancpain Fifty Fathoms is a modern dive watch featuring a deep black dial and a sapphire-capped rotating bezel. Its stainless steel case delivers strong wrist presence, while the automatic movement offers exceptional performance and reliability.

  • Condition: Excellent condition with extremely minor signs of wear
  • Box And Papers: true
  • Warranty Card Status: open
  • Case Dimensions: 45mm diameter, 50mm lug to lug, 15.5mm thick
Posted at
Apr 27, 2026, 9:06 AM
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[WTS] Blancpain Fifty Fathoms Chronographe Flyback 5085 $9,399

Blancpain Fifty Fathoms Chronographe Flyback 5085 $9,399

Blancpain - 5085F · $9,399
The Blancpain Fifty Fathoms Chronographe Flyback is a 45mm high-luxury dive chronograph with 300m water resistance and iconic sapphire-capped bezel. It features a Frederique Piguet-based movement, flyback complication, and superior finishing.

  • Condition: Preowned, great condition
  • Movement: Blancpain Cal F185, 37-jewel automatic
  • Case Size: 45mm diameter
  • Case Thickness: 15.5mm height
Posted at
Apr 25, 2026, 1:45 PM
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[WTS] Blancpain Fifty Fathoms Titanium 42.3mm 5010 12B40 O52A – 2024 – Blue Dial – Excellent Condition Full Set + Extra Strap

Blancpain Fifty Fathoms Titanium 42.3mm 5010 12B40 O52A – 2024 – Blue Dial – Excellent Condition Full Set + Extra Strap

Blancpain - 5010-12B40-O52A · $14,000
The Blancpain Fifty Fathoms is a titanium watch featuring a blue sunburst dial and unidirectional bezel, with a 120hr power reserve.

  • Condition: Excellent Condition
  • Case material: titanium
  • Case size: 42.3mm diameter
  • Bezel material: sapphire
Posted at
Apr 25, 2026, 10:17 AM
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[WTS] Blancpain Fifty Fathoms 45MM Blue Dial Textile Strap 2021 Full set (5015-12B40-O52A)

Blancpain Fifty Fathoms 45MM Blue Dial Textile Strap 2021 Full set (5015-12B40-O52A)

Blancpain - 5015-12B40-O52A · $991
This Blancpain Fifty Fathoms is a modern icon in the dive watch world, featuring a lightweight titanium case and rich sunburst blue dial. It has an impressive 5-day power reserve with Blancpain's in-house Caliber 1315.

  • Case Material: titanium
  • Diameter: 45mm
  • Movement: Caliber 1315
Posted at
Apr 24, 2026, 6:30 PM
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[WTS] Blancpain Fifty Fathoms 45mm Black Stainless Steel 2019 Full Set + 3 Straps/Deployant+Pin Buckle

Blancpain Fifty Fathoms 45mm Black Stainless Steel 2019 Full Set + 3 Straps/Deployant+Pin Buckle

Blancpain - Fifty Fathoms · $8,649
A versatile Blancpain Fifty Fathoms watch with a folding clasp and three additional OEM straps, including leather, textile, and rubber.

  • Case size: 45mm
  • Material: Black Stainless Steel
  • Year: 2019
Posted at
Apr 24, 2026, 6:23 PM
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[WTS] *PRICE REDUCED* 2022 Blancpain Fifty Fathoms Bathyscaphe Chronograph Flyback 5200 1110 B52A Full Set

*PRICE REDUCED* 2022 Blancpain Fifty Fathoms Bathyscaphe Chronograph Flyback 5200 1110 B52A Full Set

Blancpain - 5200 1110 B52A · $9,650
2022 Blancpain Fifty Fathoms Bathyscaphe Chronograph Flyback with a case size of 43mm, coming as a full set with box and papers.

  • Condition: Excellent
  • Case Size: 43mm diameter
  • Water Resistance: 300m depth rating
Posted at
Apr 24, 2026, 1:58 PM
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[WTS] Blancpain Fifty Fathoms Bathyscaphe Ceramic

Blancpain Fifty Fathoms Bathyscaphe Ceramic

Blancpain - 5000 0130 B52A · $6,900
a black ceramic Blancpain Fifty Fathoms Bathyscaphe, a professional diving watch with various features and specifications listed in the official Blancpain documentation.

  • Case Diameter: 42mm
  • Water Resistance: 300m
Posted at
Apr 24, 2026, 11:46 AM
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[WTS] Blancpain Fifty Fathoms Bathyscaphe 5000-0240-O52A – Very Good – Full Set

Blancpain Fifty Fathoms Bathyscaphe 5000-0240-O52A – Very Good – Full Set

Blancpain - 5000-0240-O52A · $8,890
A 2021 Blancpain Fifty Fathoms Bathyscaphe, ref. 5000-0240-O52A, features an in-house Caliber 1315 with a 120-hour power reserve and ceramic unidirectional bezel.

  • Condition: Very Good
  • Water resistance: 300m
  • Power reserve: 120 hours
Posted at
Apr 22, 2026, 11:36 AM
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