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Tudor
Oysterdate Big Block
94300

Oysterdate Big Block 94300

1976–?3 variants

Automatic Big Block chronograph with a steel and Valjoux 7750; documented with conventional and Exotic dial executions.

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The Index — Vintage watches, decoded.References, dials and variants up to 2000

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Tudor Oysterdate Big Block 94300 · The Index

Brands
Tudor
Oysterdate Big Block
94300

Oysterdate Big Block 94300

1976–?3 variants

Automatic Big Block chronograph with a steel and Valjoux 7750; documented with conventional and Exotic dial executions.

ChronographA watch function for starting, stopping and resetting an elapsed-time measurement independently of the ordinary time display.

tachymeterTachymeterA chronograph scale that converts the time taken to travel a known distance into average speed. The distance and scale units must correspond.

bezelBezelThe frame surrounding the crystal at the front of a watch.

Years estimated from 12 dated marketplace listings (5th–95th percentile); seller-stated, unverified.

Tudor 94300, Black Exotic Dial. Photo: Matthew Bain. · Photo: Matthew Bain · © Matthew Bain · Source: https://www.matthewbaininc.com/product-page/tudor-big-block-exotic-black-monte-carlo-dial

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Variants over time

Production years have not been recorded for these variants.

Variants

Black Exotic DialUndated
Black Exotic dial with orange and white details, three registers and an engraved steel tachymeter bezel.
Steel tachymetre bezelBig Block caseThree registers and date at threeAutomatic cam-controlled chronographExotic dial track
Grey Exotic DialUndated
Grey Exotic dial with black and orange details and a steel tachymeter bezel. The Lunar Oyster specimen has replacement pushers and crystal.
Steel tachymetre bezelBig Block caseThree registers and date at threeAutomatic cam-controlled chronograph
Black Dial, White CountersUndated
Black dial with three white counters and an engraved steel tachymeter bezel, illustrated by Tudor as reference 9430/0.
Steel tachymetre bezelBig Block caseThree registers and date at threeAutomatic cam-controlled chronograph

Reference specifications

Brand: Tudor
Model: Oysterdate Big Block
Reference: 94300
Production: 1976–?
Case material: Stainless steel
Case diameter: 40 mm
Date: Yes
Movement: Automatic

More specifications (1)

Calibers: 7750

Specs shared by all variants. Variant pages show where a variant differs.

All Oysterdate Big Block references

Next reference94200

The chronographs: from 1976 to 1991Read more at Tudor (opens in a new tab)

Exotic dial track