Tudor Oyster Date Chronograph ref # 79180 “Big Block” circa 1992


An exceptionally fine condition Tudor Oyster Date “Big Block” chronograph ref # 79180 serial# B4 circa 1992. Featuring an unpolished, mint condition 40mm diameter  thick flat walled case with acrylic crystal and steel tachometer outer bezel. With original silver satin dial with black registers and silver hands.

Powered by 3 registers automatic 7750 calibre chronograph movement with date. With Rolex trip lock crown and Tudor signed heavy Oyster bracelet. Very sharp condition example, with unpolished steel tachometer bezel and case. In excellent running and operating condition and offered with our 1 year warranty of accurate time keeping and operation.

Probably the most desirable version of the Big Block Tudor chronographs, resembling the ever popular Rolex Daytona 6265, but with the benefit of being self winding, and having a date feature!

No box or papers, but mint, never polished condition, offered with our popular WBAW? branded fine Italian leather watch pouch, great for travel and storage, a $55.00 value.


Additional information


Model Name/Type

Model/Case Ref#

Case Serial #

Case mm

Case Metal



Dial & Hands

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Movement Type

Movement Caliber


Strap / Bracelet

Country of Origin

Man's / Lady's

Box / Papers


Strap / Bracelet Size


Date Function


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