Tudor Tudor Oysterdate Chronograph "Big Block"


Tudor Oysterdate Chronograph 79180 "Big Block", stainless steel case on a stainless steel 78360 Tudor bracelet with 589 endlinks, automatic movement, white dial with black subdials and date at 3 o'clock under a cyclops magnifier, chronograph, screw-down Oyster crown and pushers, acrylic crystal, water resistant to 100m/330ft, diameter: 40mm, thickness: 14.5mm. Like new with Tudor box and papers dated July of 1992.

Product price


FREE Global Fedex Priority shipping

Sales Tax May Apply






Stainless Steel






Like New



More about Tudor Oysterdate Chronograph "Big Block"

This is a stainless-steel Tudor Oysterdate Chronograph "Big Block" 79180, with a case made by Rolex in Geneva. It has an integral stainless steel 78360 Tudor bracelet with 589 endlinks, and an acrylic crystal. There is a protected Rolex Triplock screw-down winding-crown, screw-down chronograph push buttons, and a screw-down solid case back engraved with the Rolex crown and "ORIGINAL OYSTER." The 40mm diameter solid three-body case, straight lugs, and flat stainless-steel bezel with a tachymeter graduation to 500 UPH, are polished/brushed. The dial is silver with black subsidiary dials, luminous steel baton hands, applied baton hour markers with luminous end pips around a black perimeter minute/one-fifth second scale. It has a center sweep chronograph hand with a white arrow tip, and there is a date aperture at the 3 o'clock position underneath a Cyclops magnification lens. There are three black subsidiary dials with white Arabic numerals, markers, and steel indicator hands, including a running constant small seconds register at 9 o'clock, a 12-hour chronograph totalizer at 6 o'clock, and a 30-minute chronograph counter at 12 o'clock. It has a 40-hour power reserve at full winding, it's water resistant to 100 meters/330 feet, and the 14.5mm thick case, dial, and movement are all signed. This Tudor Oysterdate Chronograph "Big Block" 79180 has a mechanical automatic self-winding Tudor/Valjoux caliber 7750 column wheel chronograph movement. It's rhodium-plated with fausses cotes embellishment. It's constructed with 25 jewels, a shock absorber device, polished screws, and a straight-line lever escapement. It includes a monometallic balance, a self-compensating flat balance spring, an engraved gilded rotor, and a micrometer regulator. The mechanism oscillates at a frequency of 28,800 vph (4 Hz). The Tudor Oysterdate Chronograph "Big Block" 79180 is a second generation revamp introduced in 1989.

The European Watch Company Process


Trusted since 1993, European Watch Company maintains the highest standards in the industry. Our team of expert watchmakers meticulously inspect every timepiece prior to it being listed for sale. This five-position testing assures the buyer of each watch’s verified provenance, its optimal mechanical condition with authenticated parts, and exceptional “like new” cosmetic appearance. When it comes to quality, we curate only the finest timepieces. So that when they are delivered, the only thing to focus on is your excitement. Our 5-star reputation was earned over three decades of hard work and integrity. To provide further peace of mind, we provide a 1- year limited warranty on all our timepieces. We are confident that we can find you the perfect watch to cherish and enjoy.

See Our New Arrivals First

Discover our newly received watches while being priced and about to go live.

Have a watch like this?
Sell or trade with us!