Skip to content

Cart

Your cart is empty

Continue shopping
Sold out

Seastrong Diver 300 Heritage Automatic

SKU: AL-520BY4H6
Sale price¥313,500 JPY

or 4 payments of ¥78,375

Buy Now, Pay Later
  • Repay in 4 installments fortnightly, interest-free.
  • The maximum purchase amount is $3,000.
  • Learn more about Afterpay
Klarna
  • Split your purchase into 4 interest-free payments, paid automatically every 2 weeks.
  • Get it now. Pay later. Shop first and pay up to 30 days after placing your order. No upfront payments, no interest.
  • Get more time to pay for what you love, spread the cost over smaller monthly payments.
  • Learn more about Klarna

  • Apply for $1,000 - $50,000 credit limit
  • Pay nothing today
  • Up to 60 months interest free*
  • $9.95/mth account fee or $0 if nothing owing
  • One off establishment fee up to $99 may apply
  • Learn more about Zip

Pickup currently unavailable at Sydney Showroom

Alpina Seastrong Diver 300 Heritage Automatic  AL-520BY4H6

Seastrong Diver 300 Heritage Automatic

Sydney Showroom

Pickup currently unavailable

19/76b Edinburgh Road
Marrickville NSW 2204
Australia

+611300725644
Request a price match

Please complete the form below to submit a price match request. Kindly include a link to the website where you found the item at a lower price.

*Note: We strive to match all eligible price requests; however, price matching is not guaranteed.

Authorised Retailer
Fast Dispatch
Shipping Protection
Secure Payment

Overview

The Alpina Seastrong Diver 300 Heritage Automatic AL-520BY4H6 is a timepiece that embodies the brand’s remarkable craftsmanship and deep-rooted history in Swiss watchmaking. Designed for those who seek precision and durability, this exceptional dive watch continues Alpina’s tradition of creating reliable sports watches for adventurers. With a design that pays homage to the past while incorporating modern innovation, this model is ideal for water sports enthusiasts and professional divers alike. Built to withstand depths of up to 300 meters, it ensures both style and functionality in the most demanding underwater environments.

Crafted with a robust stainless steel case, the watch’s design exudes strength and elegance. The 42mm (4.2cm) case size offers a bold presence on the wrist, while the black rotating bezel enhances its sporty aesthetic. Its luminous hands and markers ensure optimal readability, even in the darkest depths, making it a reliable companion for deep-sea exploration. The screw-down crown further enhances its water resistance, providing additional security against pressure changes during dives. Paired with a comfortable and durable rubber strap, this timepiece offers a secure fit for any adventure, whether underwater or on land.

At the heart of the Alpina Seastrong Diver 300 Heritage Automatic AL-520BY4H6 is a precise automatic movement, ensuring consistent and reliable performance. As a true representation of Alpina’s dedication to innovation, this watch is equipped with an AL-520 caliber, delivering impressive accuracy and power reserve. The sapphire crystal covering the dial provides exceptional scratch resistance, maintaining the watch’s pristine appearance even after years of use. The blend of vintage aesthetics and modern technology makes this model a standout choice for collectors and enthusiasts who appreciate both performance and heritage.

Alpina has been at the forefront of Swiss watchmaking for over a century, and this timepiece continues that legacy. The Seastrong collection is a testament to the brand’s commitment to creating high-performance sports watches that do not compromise on style. Whether you are an experienced diver or a watch aficionado looking for a distinguished timepiece, the Alpina Seastrong Diver 300 Heritage Automatic AL-520BY4H6 is an exceptional choice. Combining robustness, reliability, and timeless design, it is a watch that seamlessly transitions from underwater excursions to everyday wear, making it a versatile and valuable addition to any collection.

Warranty

2 Years

Case Size

42mm

Gender

Male

Glass Material

Sapphire Crystal

Water Resistance

300 Meters

Packaging

Official Alpina box

Band Type

Brown Leather

Movement

Automatic

Details

Functions

Hours, minutes, seconds

Movement

Al-520 caliber, automatic

26 jewels, 38-hour power reserve, 28,800 alt/h

Case

Polished stainless steel 2-part case

Diameter of 42 mm

Height of 12,30 mm

Scratch-resistant glass box sapphire crystal

Engraved case back

Water-resistant up to 30atm/300m/1000ft

Screw-in crowns and case back

Dial

Black dial with sunray finishing and applied yellow gold-plated indexes

Black internal revolving 60min diver bezel with yellow gold color minutes and seconds graduation

Yellow gold-plated hour, minute and second hands filled with white luminous treatment

Strap

Brown calf leather strap

Including an additional black rubber strap

Customer

Reviews

Information

Shipping & Returns

 

Free Shipping Anywhere In Australia

    • Get Your Order Shipped in Record Time - Most Orders Sent Within 24 Hours!
    • Efficient Same Day Delivery in Sydney - Calculated at Checkout
    • Signature on Delivery is included on all shipments within Australia.
    • DHL Express is available for fast and secure international shipments.

    View our Shipping Page for More Information

    Hassle-Free Returns

    To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.

    View our Returns Page for More Information