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The Watch Outlet

Corum Admirals Cup Challenger 44 Chronograph Men's Watch 753.771.20/F371 AK15

Regular price $2,960.99 USD
Regular price $8,400.00 USD Sale price $2,960.99 USD
Sale Sold out
Shipping calculated at checkout.
Store display in pristine condition - see pictures. Original box and papers included. 1-year Watch Outlet warranty included.

Watch Details

Brand Name:


Style Number:


Also Called:

75377120/F371AK, 753.771.20/F371 AK15


Admirals Cup


Challenger 44 Chrono

Style (Gender):


Case Material:

Stainless Steel

Case Shape:


Dial Color:

Charcoal Gray


Automatic COSC (Self-winding)

Number of Jewels:



Hours, Minutes, Small Seconds at 9, Chronograph

Crystal Material:

Sapphire - Anti Reflective

Case Diameter:

44.0 mm

Case Length Including Lugs:

51.45 mm

Case Width Including Crown:

48 mm

Case Thickness:

16.7 mm


Sapphire Crystal Exhibition caseback

Bezel Material:

Stainless Steel, polished

Bezel Function:



153.0 g

Water Resistance:

100m / 330ft (suitable for swimming and shallow snorkeling; may be unsuitable for diving)

Crown Material:

Stainless Steel, Protected

Crown Thickness:


Crown Diameter:

8.8 mm



Power Reserve:

48-hour power reserve

Watch Bracelet / Strap Material:

Rubber - Black

Watch Clasp Material:

Stainless Steel Deployant Hidden Folding Clasp with Corum hallmarkings

Strap Length (Inc. Case):

8.5 inches

Max Wrist Size:


Min Wrist Size:


Watch Strap Width:

20.0 - 22.0 mm

Bracelet Thickness:

2.25 - 5.8 mm

Shipping & Returns

Free Domestic Shipping

We ship your order as quickly as possible, and often on the same day we receive it. All orders to domestic locations are shipped free via UPS

International Shipping

International orders have a flat shipping rate of $99. Please contact us before to make sure your country is supported. Orders will be shipped via UPS or FedEx Express. The customer is responsible for import duties.


Not 100% satisfied with your purchase? No worries. Simply send your item back to us in its new, unused condition, within 30 days of purchase, and we would be happy to provide a full refund of the purchase price. To ensure a smooth return process, please inspect your watch or jewelry item as soon as it arrives. Before removing any tags/factory tape and before wearing it, once it is worn or sized or the tags/factory tape has been removed, We will not accept the returned item.