---
type: product
title: U-Boat 8463/D Darkmoon 46.5mm Black SS Watch
handle: u-boat-8463-d-darkmoon-46-5mm-black-ss-watch
url: >-
  https://www.hsjohnson.com/products/u-boat-8463-d-darkmoon-46-5mm-black-ss-watch
sku: 8463/D
price: '120000.0'
currency: GBP
tags:
  - Mens
  - new-arrival
  - out_of_stock
  - preorder
collections:
  - Watches
  - U-Boat
  - Out of stock
  - All
  - Mens Watches
  - New Arrivals
variants:
  - title: Default Title
    price: '1200.00'
    sku: 8463/D
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created_at: null
updated_at: null
metafields:
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---

Inspired by lunar darkness, this timepiece features a case filled with specialised oil that intensifies the dial's black finish and enhances readability. The innovative Locking Ring System enables swift battery changes, combining striking aesthetics with practical engineering.

**We are a U-Boat UK authorised dealer**

**New boxed stock with full retail boxes & paperwork**

  

**MOVEMENT**  
the Swiss precision of the Ronda 762 quartz movement, lubricated with oil bath.

**FUNCTIONS**  
hours, minutes, screw-down crown.

**CASE**  
stainless steel AISI 316L, completely filled with a special oil that emphasizes the dial, creating the illusion of the absence of glass, and an optical effect of a more intense black and higher legibility. Visible air bubble on the dial to compensate the temperature variations. Distinguishing crown on left side. Diameter 46,50 mm.

**BACK**  
innovative locking system (Locking ring system) with quick battery replacement. Engraved serial number.

**DIAL**  
black painted metal, hands, numbers and indexes treated with beige luminova.

**CRYSTAL**  
domed sapphire.

**WATER RESISTANCE**  
50 mt, 5 ATM.

**STRAP**  
ultra-resistant vulcanised rubber, in black color, personalised with the logo of the Maison in relief. Strap equipped with a new system for easy detachment from the watch lugs, no longer secured with screws. Width 22/20 mm. Strap: ref. 3990/Z. Steel tongue buckle. Buckle: ref. 5466/SCREW