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

Reference 5100-1127-NAH

About this watch

When it comes to luxury diving watches, few names resonate as profoundly as Blancpain. With a history dating back to 1735, this brand has consistently set the bar high for quality, craftsmanship, and design. The Blancpain Fifty Fathoms Bathyscaphe 5100-1127-NAH is a timepiece that perfectly marries aesthetic appeal with functionality. At its heart lies the extra slim self-winding Blancpain Caliber 1150 movement, boasting a power reserve of 100 hours and featuring 210 components, including 28 jewels. This caliber combines precision and durability—a true testament to Blancpain's dedication to watchmaking excellence. The watch features an analog display that shows hours, minutes, seconds, and the date on its white dial with stick and dot indexes. With a water resistance rating of 300 meters and crafted from high-quality stainless steel, this watch is built for serious underwater adventures. Its diameter of 38.00 mm and height of 10.77 mm strike a perfect balance between presence and wearability, making it suitable for both casual and formal occasions.
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Key Features

  • Blancpain Caliber 1150 self-winding movement
  • 300m water resistance
  • White dial with stick and dot indexes
  • 38.00mm diameter x 10.77mm height
  • High-quality stainless steel case
  • Sapphire crystal glass
  • Green NATO strap

Specifications

Brand
Blancpain
Family
Fifty Fathoms
Model
Fifty Fathoms Bathyscaphe Stainless Steel / White / Green Nato
Reference
5100-1127-NAH
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 Bathyscaphe 38MM • Ref 5100B-1110-B52A (EXCELLENT 2020 COMPLETE SET)

Blancpain Fifty Fathoms Bathyscaphe 38MM • Ref 5100B-1110-B52A (EXCELLENT 2020 COMPLETE SET)

This 38MM Blancpain Fifty Fathoms Bathyscaphe is in excellent condition, featuring a 100hr power reserve, solid 18k gold rotor, and 300m water resistance.

  • Condition: Excellent pre-owned
  • Water resistance: 300m depth rating
  • Power reserve: 100hr power reserve
Posted at
Jan 18, 2026, 12:53 PM
Active
[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
Active
>>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