---
type: product
title: U-Boat 9581/A Classico 45 Tungsteno Cas Green Watch
handle: u-boat-9581-a-classico-45-tungsteno-cas-green-wristwatch
url: >-
  https://www.hsjohnson.com/products/u-boat-9581-a-classico-45-tungsteno-cas-green-wristwatch
sku: 9581/A
price: '337500.0'
currency: GBP
tags:
  - Mens
  - out_of_stock
  - preorder
collections:
  - Watches
  - U-Boat
  - Out of stock
  - All
  - Mens Watches
variants:
  - title: Default Title
    price: '3375.00'
    sku: 9581/A
images:
  - >-
    https://cdn.shopify.com/s/files/1/0621/1164/5922/files/jpeg-optimizer_9581_front-2.jpg?v=1741689218
  - >-
    https://cdn.shopify.com/s/files/1/0621/1164/5922/files/jpeg-optimizer_9581_back.jpg?v=1741689219
  - >-
    https://cdn.shopify.com/s/files/1/0621/1164/5922/files/jpeg-optimizer_9581_dett3.jpg?v=1741689218
  - >-
    https://cdn.shopify.com/s/files/1/0621/1164/5922/files/jpeg-optimizer_9581_dett2.jpg?v=1741689218
created_at: null
updated_at: null
metafields:
  custom.gender: '["Men"]'
  custom.ebay_gender: Men
  global.tag-9-movement: Mechanical (Automatic)
  global.tag-10-colour: '["Black","Green"]'
  mm-google-shopping.color: Black/Green
  global.tag-8-display-type: Analogue
  global.tag-12-water-rating: 100 m (10 ATM)
  global.warranty: 2 Year
  global.tag-11-dial-colour: Green
  global.tag-6-strap-colour: Black
---

The strong and elegant Classic tungsten case reflects the enduring nature of tungsten, a metal that deftly withstands the test of time and challenges. Its scratch-resistant bezel retains its beauty and symbolizes resilience and perseverance.

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

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

**MOVEMENT**  
Sellita SW 500 mechanical automatic chronograph, with technical modifications to U-BOAT specifications. Frequency 28,800 vibrations/hour, 4 Hz. Power reserve 62 hours. 25 jewels. Skeletonized rotor.

**FUNCTIONS**  
hours, minutes, seconds, chronograph function, date, 24-hour indicator, crown cover.

**CASE**  
AISI 316L steel. Polished tungsten bezel. Crown extraction lever at 8:30. 45 mm diameter.

**CASE BACK**  
steel, closed with 7 screws. U-shaped opening with sapphire crystal movement view.

**DIAL**  
three-level green metal. Indexes and numbers treated with beige superluminova. Metal hands painted with beige superluminova treatment. 24-hour hand in red.

**CRYSTAL**  
high-quality sapphire with anti-reflective treatment.

**WATER RESISTANCE**  
100 mt, 10 ATM.

**STRAP**  
lasered leather aged with natural process, black color. Handcrafted in Tuscany by skilled artisans, with a careful selection of leathers and materials, and entirely Italian processing. Waxed cotton stitches. Width: 20/20 mm. Strap: ref. 9690/Z. Steel tongue buckle. Buckle: ref. 4879.