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. Trilogy. 40mm. $3999 only !! Bracelet included.

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

A pre-owned Blancpain Fifty Fathoms Trilogy watch in 40mm size, available on an aftermarket rubber strap or its original bracelet. The watch has some cosmetic damage.

  • Condition: Used, with minor defect (broken endlink)
  • Strap material: rubber
  • Bracelet included: true
  • Size: 40mm diameter
Posted at
Jan 17, 2026, 2:26 PM
Active
[WTS] Blancpain Fifty Fathoms 5015 - Titanium - Complete 2025

Blancpain Fifty Fathoms 5015 - Titanium - Complete 2025

Blancpain - 5015 12B40 O52B · $11,500
A historical dive watch from Blancpain in titanium, featuring a 45mm case, sapphire bezel, and sunburst blue dial.

  • Condition: Excellent overall condition
  • Case size: 45mm
  • Water resistance: 300m
Posted at
Jan 15, 2026, 12:37 PM
Active
[WTS] 2023 Blancpain Fifty Fathoms Titanium Full Set $8,850

2023 Blancpain Fifty Fathoms Titanium Full Set $8,850

The Blancpain Fifty Fathoms in titanium version is a contemporary dive watch honoring the original 1953 model with modern tech including a stepped dial and 300m water resistance.

  • Condition: Excellent, no dings, dents or scratches
  • Case size: 45mm diameter
  • Case thickness: 15.4mm
  • Lug width: 23mm
Posted at
Jan 13, 2026, 2:08 PM
Active
[WTS] Blancpain Fifty Fathoms 45mm Black Titanium

Blancpain Fifty Fathoms 45mm Black Titanium

Blancpain - Fifty Fathoms · $9,800
The Blancpain Fifty Fathoms is arguably the best dive watch ever made, featuring a lightweight titanium case and sailcloth strap for comfortable everyday wear.

  • Condition: Excellent
  • Case size: 45mm
  • Material: Black Titanium
Posted at
Jan 8, 2026, 5:45 PM
Active
>>REDUCED FURTHER<< BLANCPAIN FIFTY FATHOMS 45mm DEPLOYANT 2022

>>REDUCED FURTHER<< BLANCPAIN FIFTY FATHOMS 45mm DEPLOYANT 2022

Blancpain - Fifty Fathoms · $7,975
This Blancpain Fifty Fathoms features a 45mm stainless steel case, domed sapphire bezel, and in-house calibre 1315 with a 100 hour power reserve. The watch has a spectacular lume and comes on a Blancpain Fifty Fathoms sailcloth strap.

  • Condition: Excellent
  • Case size: 45mm
  • Water resistance: unknown
  • Strap: Blancpain Fifty Fathoms sailcloth strap
Posted at
Apr 4, 2025, 2:08 PM
Active
BLANCPAIN Fifty Fathoms Bathyscaphe 43mm 5000-1110-70B 2021 Box Papers Bracelet!

BLANCPAIN Fifty Fathoms Bathyscaphe 43mm 5000-1110-70B 2021 Box Papers Bracelet!

Blancpain - 5000-1110-70B · $8,950
This 2021 Blancpain Fifty Fathoms Bathyscaphe comes with box, papers, and an upgraded bracelet. It features a 43mm case and includes various accessories such as leather travel cases and polishing cloths.

  • Condition: used
  • Box And Papers: true
  • Bracelet: upgraded OEM stainless steel
Posted at
Apr 2, 2025, 8:34 AM
Active
BLANCPAIN Fifty Fathoms Bathyscaphe 43mm 5000-1110-70B 2021 Box Papers Bracelet!

BLANCPAIN Fifty Fathoms Bathyscaphe 43mm 5000-1110-70B 2021 Box Papers Bracelet!

Blancpain - 5000-1110-70B · $8,950
The Blancpain Fifty Fathoms Bathyscaphe is a beautiful watch that comes with its original box, papers, and an upgraded bracelet. It's dated February 2021 and includes various accessories such as diver display case, leather travel case, OEM stainless steel bracelet, and polishing cloth.

  • Box And Papers: true
  • Bracelet Upgrade: true
  • Year: 2021
Posted at
Mar 30, 2025, 1:22 PM
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>>REDUCED FURTHER<< BLANCPAIN FIFTY FATHOMS 45mm DEPLOYANT

>>REDUCED FURTHER<< BLANCPAIN FIFTY FATHOMS 45mm DEPLOYANT

Blancpain - Fifty Fathoms · $8,150
This Blancpain Fifty Fathoms is a stainless steel watch with a 45mm size and domed sapphire bezel. It features Blancpain's in-house calibre 1315 movement with a 100 hour power reserve.

  • Condition: Excellent condition, no issues
  • Case Size: 45mm
  • Movement Power Reserve: 100 hours
Posted at
Mar 28, 2025, 3:38 PM
Active
Blancpain Fifty Fathoms Titanium -5015-12B40-O52A - Blue - 45mm - Mint

Blancpain Fifty Fathoms Titanium -5015-12B40-O52A - Blue - 45mm - Mint

The watch is a Blancpain Fifty Fathoms Titanium with a blue dial and 45mm case size. It features an automatic movement, date display, and comes with a blue sail cloth canvas strap. The watch is in mint condition and includes original packaging and papers.

  • Condition: Pre-Owned - Mint
  • Case Size: 45mm
  • Bracelet Type: Blue Blancpain Sail Cloth Canvas w. Tang Buckle
  • Material: Titanium
Posted at
Mar 26, 2025, 8:14 PM
Active