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Close-up of the OMEGA Seamaster Diver 300M case back, highlighting Master Chronometer precision, Calibre 8800 movement, and detailed branding with engraved specifications.
A person wearing an OMEGA Seamaster Diver 300M in blue and gold, paired with a blue jacket and gray shirt.
The OMEGA Seamaster Diver 300M is a stainless steel and gold wristwatch with a blue bezel and dial, white hour markers, gold accents, date display, and Master Chronometer Calibre 8800.
A close-up of the back of an OMEGA Seamaster Diver 300M wristwatch showcases the clasp with the OMEGA logo and the exposed Calibre 8800 movement, reflecting Master Chronometer precision.
Side view of the OMEGA Seamaster Diver 300M in two-tone metal, showcasing a gold bezel, crown, and accents on a silver and gold bracelet—driven by the Master Chronometer Calibre 8800.
The OMEGA Seamaster Diver 300M features a blue dial and bezel, gold accents, and a stainless steel and gold bracelet, shown on a light background. Powered by the OMEGA Calibre 8800 for Master Chronometer precision.
Close-up of an OMEGA Seamaster Diver 300M wristwatch with a blue dial, gold and silver bezel, and metal bracelet, displaying 10:09:12—driven by the Master Chronometer-certified movement for exceptional precision.
OMEGA Seamaster Diver 300M wristwatch with a blue dial, gold and silver bezel, and gold-accented stainless steel bracelet. Features luminescent markers and hands powered by the OMEGA Calibre 8800 Master Chronometer.
Close-up of the OMEGA Seamaster Diver 300M case back, highlighting Master Chronometer precision, Calibre 8800 movement, and detailed branding with engraved specifications.
A person wearing an OMEGA Seamaster Diver 300M in blue and gold, paired with a blue jacket and gray shirt.
The OMEGA Seamaster Diver 300M is a stainless steel and gold wristwatch with a blue bezel and dial, white hour markers, gold accents, date display, and Master Chronometer Calibre 8800.
A close-up of the back of an OMEGA Seamaster Diver 300M wristwatch showcases the clasp with the OMEGA logo and the exposed Calibre 8800 movement, reflecting Master Chronometer precision.
Side view of the OMEGA Seamaster Diver 300M in two-tone metal, showcasing a gold bezel, crown, and accents on a silver and gold bracelet—driven by the Master Chronometer Calibre 8800.
The OMEGA Seamaster Diver 300M features a blue dial and bezel, gold accents, and a stainless steel and gold bracelet, shown on a light background. Powered by the OMEGA Calibre 8800 for Master Chronometer precision.
Close-up of an OMEGA Seamaster Diver 300M wristwatch with a blue dial, gold and silver bezel, and metal bracelet, displaying 10:09:12—driven by the Master Chronometer-certified movement for exceptional precision.
OMEGA Seamaster Diver 300M wristwatch with a blue dial, gold and silver bezel, and gold-accented stainless steel bracelet. Features luminescent markers and hands powered by the OMEGA Calibre 8800 Master Chronometer.
Close-up of the OMEGA Seamaster Diver 300M case back, highlighting Master Chronometer precision, Calibre 8800 movement, and detailed branding with engraved specifications.
A person wearing an OMEGA Seamaster Diver 300M in blue and gold, paired with a blue jacket and gray shirt.
The OMEGA Seamaster Diver 300M is a stainless steel and gold wristwatch with a blue bezel and dial, white hour markers, gold accents, date display, and Master Chronometer Calibre 8800.
A close-up of the back of an OMEGA Seamaster Diver 300M wristwatch showcases the clasp with the OMEGA logo and the exposed Calibre 8800 movement, reflecting Master Chronometer precision.
Side view of the OMEGA Seamaster Diver 300M in two-tone metal, showcasing a gold bezel, crown, and accents on a silver and gold bracelet—driven by the Master Chronometer Calibre 8800.
The OMEGA Seamaster Diver 300M features a blue dial and bezel, gold accents, and a stainless steel and gold bracelet, shown on a light background. Powered by the OMEGA Calibre 8800 for Master Chronometer precision.
Close-up of an OMEGA Seamaster Diver 300M wristwatch with a blue dial, gold and silver bezel, and metal bracelet, displaying 10:09:12—driven by the Master Chronometer-certified movement for exceptional precision.

OMEGA Seamaster Diver 300M

O21020422003001 42 mm
View Specs
Regular price $13,300
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 iconic 1957 Seamaster, revisited Seamaster Diver 300M - OMEGA’s classic dive watch for professionals Illustrious ocean heritage, updated with OMEGA's finest materials and design OMEGA Calibre 8800 movement for industry-leading precision Iconic, laser engraved wave pattern on the sun brushed grey dial UPDATED OCEAN HERITAGE The famous Seamaster Diver 300M was originally released in 1993, one of the first OMEGA timepieces to feature the ‘Professional’ inscription on the dial, garnering further renown for being chosen by the James Bond franchise for its military heritage, dry martini elegance and action-packed durability. Maintaining the long ocean heritage of OMEGA, the modern Seamaster Diver 300M collection is updated using cutting-edge technology, resulting in a luxury watch with industry-leading accuracy and timeless design. MASTER CHRONOMETER PRECISION This 42mm, stainless steel and 18K yellow gold model with matching strap features a blue ceramic bezel with a diving scale in Ceragold™. The dial is also polished blue ceramic with a laser-engraved wave pattern and a date window at 6 o’clock. The skeleton hands and raised indexes are rhodium-plated and are filled with white Super-LumiNova, while the helium escape valve has been given a new conical design for enhanced useability. The watch is powered by OMEGA’s Master Chronometer Calibre 8800 movement, officially certified by METAS to withstand magnetic fields up to 15,000 gauss. The wave-edged caseback houses a sapphire crystal for viewing this incredible movement.

General

Condition

New

Brand

OMEGA

Reference

O21020422003001

Product Code

17331484

Power Reserve

55 Hours Approx

Features

Deployment clasp
Automatic movement
Waterproof

Case

Case Size

42 mm

Case Depth

14 mm

Case Shape

Round

Case Material

Steel & 18ct Yellow Gold

Bezel Material

Ceramic

Bezel Color

Silver

Crystal

Sapphire

Dial

Dial Color

Blue

Dial Texture

Wave

Dial Markers

Dots and Batons

Stone Set

No

Movement

Type

Auto

In-house Movement

Yes

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.

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.

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