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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.
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 $9,600
Starting at    /mo or 0% APR with Affirm .

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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 $300 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 for orders over $300 USD. 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.

    *Additional shipping fees may apply to domestic orders shipped outside the continental United States.

    $15 Flat Fee on Orders Under $300 (Estimated 1 - 2 weeks)

    Monday through Friday, 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 $300.
    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, free of cost*.

    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.

    *For order under $300 and all international returns:

    Return Shipping: Clients are responsible for shipping items back to our U.S. facility, including all associated costs such as duties, taxes, and carrier fees.

    Refunds/exchanges only in the country of purchase.

    Please refer to our Return Policy for details on eligible items, return timeframes, and conditions.

    Easy Returns

    Easy Returns

    Purchase with confidence with our simple return policy.

    OMEGA Seamaster Diver 300M - (Ref. O21030445101001) Product Details

    The classic dive watch for professionals, updated and refined 44mm chronograph model in stainless steel The choice of James Bondfor 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 apush 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

    Date display
    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

    In-house Movement

    Yes

    Bracelet

    Type

    Bracelet

    Material

    Steel

    Stone Set

    No

    Buckle

    Deployment

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

    Explore OMEGA

    The OMEGA collection of watches epitomizes a blend of timeless elegance and cutting-edge innovation. From the legendary Speedmaster, the inaugural watch on the moon, to the iconic Seamaster, beloved by secret agents, each timepiece effortlessly integrates sophisticated design with unparalleled precision. Whether you're captivated by the vintage charm of the Constellation or the dynamic allure of the Planet Ocean, OMEGA presents a diverse array of watches, each narrating a distinctive tale of craftsmanship and style.

    Explore OMEGA