Blancpain Fifty Fathoms Fifty Fathoms Bathyscaphe Stainless Steel / White / Jeans Nato

Reference 5100-1127-NAJ

About this watch

The Blancpain Fifty Fathoms Bathyscaphe 5100-1127-NAJ is a masterpiece of horology, blending stunning aesthetics with robust functionality. This watch is built to last, featuring a sleek stainless steel case, a striking white dial, and a unique Jeans Nato strap that combines comfort with a casual aesthetic. The Blancpain caliber 1150 movement is a marvel of engineering, boasting an impressive power reserve of 100 hours and demonstrating the brand's commitment to quality and craftsmanship. With its high water resistance rating of 300 meters, this watch is designed for serious divers who demand both form and function. Whether you're diving into the ocean or heading to a formal event, this timepiece is sure to turn heads.
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Key Features

  • Stainless steel case
  • White dial with black baton hands and markers
  • Rotating bezel for precise timing underwater
  • Impressive power reserve of 100 hours
  • Water resistance rating of 300 meters
  • Unique Jeans Nato strap
  • Blancpain caliber 1150 movement

Specifications

Brand
Blancpain
Family
Fifty Fathoms
Model
Fifty Fathoms Bathyscaphe Stainless Steel / White / Jeans Nato
Reference
5100-1127-NAJ
Movement
blancpain%201150
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
Stainless Steel 38mm
Dial Color
White
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] Blancpain Fifty Fathoms Automatique 45MM Black Dial Full Steel Bracelet Full Set 5015-1130-71S

Blancpain Fifty Fathoms Automatique 45MM Black Dial Full Steel Bracelet Full Set 5015-1130-71S

Blancpain - 5015-1130-71S · $13,850
A classic Blancpain Fifty Fathoms Automatique featuring a 45mm diver with black sunray dial, scratch-resistant sapphire bezel, and 120-hour power reserve.

  • Condition: very good
  • Movement Power Reserve: 5 days
  • Bezel Material: scratch-resistant sapphire
Posted at
Feb 4, 2026, 11:46 PM
Active
[WTS] 2025 Blancpain Fifty Fathoms Automatique Blue Dial Full Set 5015-12B40-O52A

2025 Blancpain Fifty Fathoms Automatique Blue Dial Full Set 5015-12B40-O52A

Blancpain - 5015-12B40-O52A · $12,850
The Blancpain Fifty Fathoms Automatique is a stunning timepiece featuring a blue sunray dial and titanium case. The 45mm size makes it surprisingly wearable, and the piece comes with its original boxes, papers, and e-warranty.

  • Condition: Very good condition
  • Case material: titanium
  • Diameter: 45mm
Posted at
Feb 4, 2026, 11:43 PM
Active
[WTS] Blancpain Fifty Fathoms Automatique 5015 – Titanium – Complete Set 2024

Blancpain Fifty Fathoms Automatique 5015 – Titanium – Complete Set 2024

Blancpain - 5015 · $8,950
The Blancpain Fifty Fathoms Automatique is a dive watch with a rich history, featuring a titanium case, sapphire bezel, and deep sunburst blue dial. It has a Caliber 1315 automatic movement and water resistance of 300 meters.

  • Condition: Excellent overall condition
  • Movement: Blancpain Caliber 1315 automatic movement
  • Power Reserve: five days
  • Water Resistance: 300m depth rating
Posted at
Feb 4, 2026, 5:13 PM
Active
[WTS] Blancpain Fifty Fathoms 5015 Titanium – Complete Set 2025

Blancpain Fifty Fathoms 5015 Titanium – Complete Set 2025

Blancpain - 5015 12B40 O52B · $11,500
The Blancpain Fifty Fathoms Automatique 5015 is a titanium blue dive watch with a rich history, carrying forward the design language of the original. It features a 45mm titanium case, sapphire bezel, and sunburst blue dial.

  • Condition: Excellent overall condition
  • Case Size: 45mm
  • Movement: Blancpain Caliber 1315 automatic movement
  • Power Reserve: five days
Posted at
Feb 1, 2026, 4:23 PM
Active
[WTS] Blancpain Fifty Fathoms. 40mm. Trilogy Series. $4250 only...

Blancpain Fifty Fathoms. 40mm. Trilogy Series. $4250 only...

A Blancpain Fifty Fathoms in the Trilogy Series, a 40mm watch with OEM Strap and OEM Deployant clasp.

  • Case size: 40mm diameter
  • Strap type: OEM Strap
Posted at
Jan 31, 2026, 11:18 AM
Active
[WTS] Blancpain Fifty Fathoms Bathyscaphe Rose Gold Ref: 5000-36S40-NAOA

Blancpain Fifty Fathoms Bathyscaphe Rose Gold Ref: 5000-36S40-NAOA

Blancpain - 5000-36S40-NAOA · $17,450
This is one of the original and most iconic divers of all time. The 43mm rose gold case has great wrist presence and is incredibly comfortable.

  • Condition: Excellent/near mint condition
  • Case size: 43mm diameter
  • Water resistance: 200m depth rating
Posted at
Jan 25, 2026, 10:59 AM
Active
[WTS] Blancpain Fifty Fathoms. Trilogy. 40mm. $3999 only !! Bracelet included.

Blancpain Fifty Fathoms. Trilogy. 40mm. $3999 only !! Bracelet included.

The Blancpain Fifty Fathoms Trilogy is a 40mm watch, deployed on an aftermarket rubber strap and including its original bracelet. The seller mentions a minor issue with one endlink being broken.

  • Condition: Used, with minor issue (1 endlink is broken)
  • Case size: 40mm
  • Bracelet included: yes
  • Strap type: aftermarket rubber strap
Posted at
Jan 24, 2026, 4:26 PM
Active
[WTS] Blancpain Fifty Fathoms. 40mm. Trilogy Series. $4350 only...

Blancpain Fifty Fathoms. 40mm. Trilogy Series. $4350 only...

A Blancpain Fifty Fathoms from the Trilogy Series, a 40mm watch available for sale.

  • Size: 40mm diameter
  • Strap: OEM strap
  • Clasp: OEM deployant clasp
Posted at
Jan 24, 2026, 11:16 AM
Active
[WTS] Blancpain Fifty Fathoms 5015 Titanium – Complete Set 2025

Blancpain Fifty Fathoms 5015 Titanium – Complete Set 2025

Blancpain - 5015 12B40 O52B · $11,500
The Blancpain Fifty Fathoms is a dive watch with a titanium case, sapphire bezel, and sunburst blue dial. It features an automatic movement with a power reserve of five days and a water resistance of 300 meters.

  • Condition: Excellent overall condition
  • Case Size: 45mm diameter
  • Movement: Blancpain Caliber 1315 automatic movement
  • Power Reserve: five days
Posted at
Jan 22, 2026, 11:49 AM
Active