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The OMEGA Seamaster Diver 300M is a stainless steel dive watch with a black dial, three subdials, rotating bezel, and white hour markers and hands.
The OMEGA Seamaster Diver 300M, crafted in stainless steel, is shown from the back with its metal bracelet and transparent case back displaying the detailed watch movement.
The back of the OMEGA Seamaster Diver 300M displays a transparent case, revealing the detailed mechanical movement and fine engravings.
Side view of the OMEGA Seamaster Diver 300M, showcasing its stainless steel case, metal link band, prominent crown, and polished finish against a white background.
A close-up of the OMEGA Seamaster Diver 300M, featuring a stainless steel case, black bezel, black dial, silver hour markers, and chronograph pushers, shown at an angle.
An open wooden OMEGA box holds a cushion, with a cream cardholder and cards beside it, plus a red OMEGA booklet—an elegant display for your Seamaster Diver 300M.
A person in a grey sweater and black pants has their hand in their pocket, showcasing an OMEGA Seamaster Diver 300M watch with a sleek black dial.
A red METAS Master Chronometer Certificate card certifies that the OMEGA Seamaster Diver 300M has passed strict tests for Master Chronometer status; includes a website link for more information.
An OMEGA Seamaster Diver 300M with a stainless steel case, black dial, white markers, silver hands, and metal bracelet is shown on a white background.
The OMEGA Seamaster Diver 300M is a stainless steel dive watch with a black dial, three subdials, rotating bezel, and white hour markers and hands.
The OMEGA Seamaster Diver 300M, crafted in stainless steel, is shown from the back with its metal bracelet and transparent case back displaying the detailed watch movement.
The back of the OMEGA Seamaster Diver 300M displays a transparent case, revealing the detailed mechanical movement and fine engravings.
Side view of the OMEGA Seamaster Diver 300M, showcasing its stainless steel case, metal link band, prominent crown, and polished finish against a white background.
A close-up of the OMEGA Seamaster Diver 300M, featuring a stainless steel case, black bezel, black dial, silver hour markers, and chronograph pushers, shown at an angle.
An open wooden OMEGA box holds a cushion, with a cream cardholder and cards beside it, plus a red OMEGA booklet—an elegant display for your Seamaster Diver 300M.
A person in a grey sweater and black pants has their hand in their pocket, showcasing an OMEGA Seamaster Diver 300M watch with a sleek black dial.
A red METAS Master Chronometer Certificate card certifies that the OMEGA Seamaster Diver 300M has passed strict tests for Master Chronometer status; includes a website link for more information.
An OMEGA Seamaster Diver 300M with a stainless steel case, black dial, white markers, silver hands, and metal bracelet is shown on a white background.
The OMEGA Seamaster Diver 300M is a stainless steel dive watch with a black dial, three subdials, rotating bezel, and white hour markers and hands.
The OMEGA Seamaster Diver 300M, crafted in stainless steel, is shown from the back with its metal bracelet and transparent case back displaying the detailed watch movement.
The back of the OMEGA Seamaster Diver 300M displays a transparent case, revealing the detailed mechanical movement and fine engravings.
Side view of the OMEGA Seamaster Diver 300M, showcasing its stainless steel case, metal link band, prominent crown, and polished finish against a white background.
A close-up of the OMEGA Seamaster Diver 300M, featuring a stainless steel case, black bezel, black dial, silver hour markers, and chronograph pushers, shown at an angle.
An open wooden OMEGA box holds a cushion, with a cream cardholder and cards beside it, plus a red OMEGA booklet—an elegant display for your Seamaster Diver 300M.
A person in a grey sweater and black pants has their hand in their pocket, showcasing an OMEGA Seamaster Diver 300M watch with a sleek black dial.
A red METAS Master Chronometer Certificate card certifies that the OMEGA Seamaster Diver 300M has passed strict tests for Master Chronometer status; includes a website link for more information.

OMEGA Seamaster Diver 300M

O21030445101001 44 mm
View Specs
Regular price $9,000
Starting at /mo or 0% APR with Affirm .

This product is only available within the United States.

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Authorized Luxury Retailer
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Renowned for expertise in luxury watch retail, Watches of Switzerland embodies the highest standards of craftsmanship and service. With a history dating back to the 1700s, the company offers a curated selection of premier timepieces and commits to excellence in customer experience grounded in a legacy of trust and industry proficiency.

Authorized Luxury Retailer

Authorized Luxury Retailer

We are an authorized retailer for over 80 luxury watch brands.
Free Expedited Delivery
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Free Expedited Delivery on Orders $100 and Up (Estimated 1-3 Days)

Our secure shipping service operates Monday through Saturday, from 8:00 a.m. to 6:00 p.m. For security reasons, an adult signature is required for every delivery. Watches of Switzerland does not deliver to P.O. boxes or third-party forwarding services. For more information about delivery, click here. Tracking information will be made available upon shipping.

$15 Flat Fee on Orders Under $100 (Estimated 1 - 2 weeks)

Monday through Saturday, from 8:00 a.m. to 6:00 p.m. For more information about delivery, click here. Tracking information will be made available upon shipping.

If you have any questions or concerns regarding your order, please contact the Watches of Switzerland Client Services. 

Free Expedited Delivery

Free Expedited Delivery

We offer free, expedited delivery on all orders over $100.
Simple Easy Returns
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Our commitment to you does not end at delivery. We offer the following return services to make your experience as pleasant as possible.

10-Day Returns For Timepieces:

Timepieces purchased online can be returned or exchanged within 10 days from when they are shipped or collected.

30-Day Returns For All Other Purchases:

All other online purchases can be returned or exchanged within 30 days from when they are shipped or collected.

On presentation of the original receipt, your purchases may be returned or exchanged at any of our store locations. Alternatively, you may elect shipping to our facility with all the original paperwork. All refunds must be credited to the same tender used for the original purchase. To return the online purchases through secure shipping service, please contact our client service team who will provide you the shipping label.

All returns or exchanges must be in new, unworn condition, with no scratches or markings, not sized or adjusted and in their original packaging and with warranty cards / certificated and instruction booklets.

Simple Easy Returns

Simple Easy Returns

Purchase with confidence with our simple, free return policy.

Details

The classic dive watch for professionals, updated and refined 44mm chronograph model in stainless steel The choice of James Bond for over 25 years OMEGA Calibre 9900 - a Co-Axial Master Chronometer movement Polished black ceramic bezel and white enamel diving scale THE DIVERS CHOICE Since the original release in 1993, the Seamaster Professional Diver 300 has become a style icon and inspired a devoted following, being one of the first OMEGA timepieces to sport the Professional inscription on the dial amongst a push to update the heritage of the Seamaster with advanced technology and refined aesthetics. This iconic piece was immediately adopted by the James Bond franchise to best represent the alluring combination of dry martini elegance and action-packed durability of the world’s most famous spy. METAS CERTIFIED This 44 mm chronograph model has a stainless steel case with a polished black ceramic bezel and a white enamel diving scale. The chronograph pushers and dial match the bezel in polished black ceramic, featuring a laser-engraved wave pattern and a date window at 6 o’clock. The subdial hands are rhodium-plated, along with all other hands and indexes which are filled with white Super-LumiNova. The helium escape valve has been subtly redesigned with an easy-to- use conical design. The watch is presented on a stainless steel bracelet and is driven by the OMEGA Master Chronometer Calibre 9900, officially certified by METAS to resist magnetic fields up to 15,000 gauss. This industry-leading movement can be seen through the sapphire-crystal on the wave-edged caseback.

General

Condition

New

Brand

OMEGA

Reference

O21030445101001

Product Code

17331582

Power Reserve

60 Hours Approx

Features

Deployment clasp
Automatic movement
Waterproof

Case

Case Size

44 mm

Case Depth

17 mm

Case Shape

Round

Case Material

Steel

Bezel Material

Ceramic

Bezel Color

Black

Crystal

Sapphire

Dial

Dial Color

Black

Dial Texture

Wave

Dial Markers

Dots

Stone Set

No

Movement

Type

Auto

Bracelet

Type

Bracelet

Stone Set

No

Buckle

Deployment

A person in a suit adjusts their collar, wearing a silver luxury wristwatch with a black bezel.

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