Kensington Watches
Oris Aquis Pro 1000m 49.5mm Mens Watch Blue

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Oris

Oris Aquis Pro 1000m 49.5mm Mens Watch Blue

Ref. 01 733 7801 7255-Set

Among our 50 Oris watchesThis watch£3,000
Premium

Sits in Oris’s upper tier here — more premium than three quarters of the Oris watches we list, which start at £1,400.

Price range £1,400 to £5,350 across 50 Oris watches in stock.

A substantial dive watch built around a multi-piece titanium case with grey PVD plating, sized at 49.5mm and rated to 1,000 metres. The bezel uses a lockable rotation safety system with a ceramic minutes-scale top ring. The blue dial carries a gradient, wave-effect texture, with Super-LumiNova applied to both hands and indices, and the date sits at six o'clock. The domed sapphire crystal is anti-reflective on both sides. Oris Calibre 733-1 runs at 28,800 vph with a 41-hour power reserve and includes a power reserve indicator alongside an automatic helium valve. The set ships with both blue and black rubber straps, each secured by a grey PVD-plated titanium folding clasp with extension capability.

Reference
01 733 7801 7255-Set
Brand
Oris
Collection
Aquis
Case size
49.5mm
Lug width
26mm
Case material
Titanium
Case shape
Round
Dial
Blue
Crystal
Sapphire
Movement
Automatic
Calibre
733-1
Functions
Date
Water resistance
1000m
Bracelet / strap
Rubber strap
Strap colour
Blue
Clasp
Deployant clasp
Lume
Super-LumiNova
Retailer
Goldsmiths
Additional specifications
Power reserve
41 hours
Warranty
2 years
Learn more about Oris

Paul Cattin and Georges Christian took over an empty factory in Hölstein in 1904 and named the company after a nearby gorge. It stayed independent, and stayed in that valley, for its entire history.

Oris built its reputation on volume mechanical watches made properly. By the 1960s it was among the largest Swiss employers in the sector, producing hundreds of thousands of movements a year. Its most curious historical footnote is regulatory: Swiss law restricted the number of jewels a watch could contain under certain classifications, and Oris fought a decade-long legal battle to be permitted to fit lever escapements — winning in 1968.

The quartz crisis nearly ended it. The company was bought out of the ASUAG conglomerate in 1982 by two managers, Rolf Portmann and Ulrich Herzog, who took it back to mechanical watches exclusively at precisely the moment the rest of the industry was abandoning them.

That independence remains the point. Oris is one of the few Swiss houses of any scale with no group ownership, and it competes on value rather than prestige — dive watches, pilot's watches, and the Big Crown line descended from its 1938 pointer calendar. The house developed its own Calibre 400 family from 2020, offering five-day power reserves and ten-year service intervals at prices well below the norm for in-house movements.

1904
Paul Cattin and Georges Christian found Oris in Hölstein.
1938
The Big Crown pointer calendar is introduced.
1968
Wins the legal fight to use lever escapements.
1982
A management buyout returns the company to independence.
2020
The in-house Calibre 400 launches.

All Oris watches

Also in 7 collections

This watch appears in the Oris Aquis range (21), Automatic Watches (1,549), Blue Dial Watches (735), Watches 44mm and Over (711), Sports Watches (698), Dive Watches (491) and Titanium Watches (161).

Temporarily out of stock

Goldsmiths is not currently taking orders for this reference. Last listed as available on 22 August 2026. Stock is checked nightly and this page updates when it returns.

Out of stock

What the specifications mean

A mechanical watch built to be worn hard and got wet.

Strengths

  • 1000m water resistance, rated for actual diving
  • Sapphire crystal, which resists scratching
  • Luminous hands and markers for low light
  • One of Oris's more premium watches

Worth knowing

  • 49.5mm is a large watch with real presence
Best forDivingSwimming
Less suited toSmall wrists

Your new watch

Frequently asked questions, and things you should know about this watch

Can I swim with it?

Yes. At 1000m it is rated for swimming, snorkelling and recreational diving.

Water resistance explained

Will the glass scratch?

Unlikely. Sapphire is second only to diamond in hardness and shrugs off everyday marking.

Sapphire, mineral and acrylic compared

Does it need a battery?

No. It is automatic — the motion of your wrist winds it, and there is no cell to replace.

Quartz, automatic and solar compared

How long does it run for when it's not worn?

About 41 hours fully wound — enough to survive a night off the wrist, but not a full weekend.

What size strap does it take?

26mm. Any strap of that width will fit, and on most modern watches quick-release bars make the swap a two-minute job with no tools.

Is it a men's or women's watch?

Listed as men's.

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