Omega Speedmaster Reduced Speedmaster Reduced Ladies Stainless Steel / Diamond / MOP

Reference 3815.76.31

About this watch

The Omega Speedmaster Reduced Ladies Stainless Steel / Diamond / MOP (model 3815.76.31) is an exquisite timepiece that masterfully blends elegance and sportiness. Founded in 1848, Omega has consistently pushed the boundaries of watchmaking technology and design, earning its reputation as a symbol of excellence in horology. The Speedmaster line, originally designed for motorsport and later adopted by NASA for space missions, has become an iconic series within Omega's collection. The 'Reduced' variant offers a more compact size without compromising on the iconic features that make Speedmasters so beloved. With its stunning combination of stainless steel, diamonds, and a beautiful mother-of-pearl (MOP) dial, this watch is designed to impress. At the core of this beautiful watch lies the Omega caliber 3220, an automatic chronograph movement based on the ETA 2892, ensuring precision and reliability. The chronograph feature allows you to time events with ease, while its water resistance of 100 meters makes it versatile for everyday wear and special occasions. Whether you're a watch collector or a first-time luxury watch buyer, this timepiece is sure to impress.

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Key Features

Automatic Omega caliber 3220 movement
39mm stainless steel case with diamond-set bezel
Black dial with mother-of-pearl accents and stick/dot indexes
Plexiglass crystal with a water resistance of 100 meters
Chronograph feature for precise timekeeping
Comfortable to wear for extended periods due to smooth stainless steel bracelet
Stunning combination of elegance and sportiness

Specifications

Brand

Omega

Family

Speedmaster Reduced

Model

Speedmaster Reduced Ladies Stainless Steel / Diamond / MOP

Reference

3815.76.31

Movement

3220

Movement Features

Hours, Minutes, Small Seconds
Chronograph

Case

Stainless Steel 39mm

Dial Color

Black

Crystal

Plexi

Water Resistance

100

Current Listings

Omega Speedmaster Reduced Tritium Patina (Read Comment)

This Omega Speedmaster Reduced has a beautiful patina and is in great condition overall, but it needs a new pusher to be restored to its original state.

Posted at

Mar 17, 2026, 10:43 PM

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Omega Speedmaster Reduced 3510.50 Mint Full Set $3250

Omega - 3510.50 · $3,250

This Omega Speedmaster Reduced from 1998 features a stainless steel case, 39mm in diameter, and a matte black dial with Luminova. The watch has an automatic Omega caliber 3220 movement, which is an ETA 2890-2 with a Dubois-Depraz chronograph module.

Condition: Mint
Case material: Stainless steel
Case size: 39mm diameter
Movement type: Automatic Omega caliber 3220 (ETA 2890-2 with Dubois-Depraz chronograph module)

Posted at

Mar 17, 2026, 9:57 AM

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Omega Speedmaster Reduced 175.00.33 Gold Dial 39mm Automatic $2,625

Omega - 175.00.33 · $2,625

Selling an Omega Speedmaster Reduced 39mm Auto Gold Dial, watch only with aftermarket bracelet and additional strap.

Case size: 39mm diameter
Bracelet length: 16.5cm
Strap included: true

Posted at

Mar 16, 2026, 3:19 AM

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Omega Speedmaster Reduced 39mm Ref. 175.0032 Cal 1140 TRITIUM PATINA

Omega - 175.0032 · $2,550

This Omega Speedmaster Reduced features a beautiful tritium patina on its dial, giving it an authentic vintage character.

Condition: Honest signs of use consistent with its age, scratches on case and bracelet
Movement: Omega Caliber 1140 Automatic (46 jewels)
Case Size: 39mm
Caseback: Solid Omega press on caseback

Posted at

Mar 15, 2026, 1:38 AM

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Omega Speedmaster Reduced 3510.50 Excellent Condition + Serialized Hand Tag

Omega - 3510.50 · $2,650

This Omega Speedmaster Reduced is in excellent condition with hardly any signs of wear for its age, and it comes with a serialized hand tag.

Condition: Excellent
Serial number included: yes, with serialized hand tag
Payment methods accepted: cash, crypto (with fee), other payment methods
Trade options: Tudor, Cartier, Rolex, Omega, Breitling, AP

Posted at

Mar 13, 2026, 2:13 PM

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Omega Speedmaster Reduced 3510.82 " Blue " JDM LE - $4199 - DHL

Omega - 3510.82 · $499

This Omega Speedmaster Reduced Limited Edition is a beautiful example of the Japanese market's exclusive 'Blue' dial, produced in 2003 and limited to 1,500 pieces.

Condition: Good (9/10)
Limited edition size: 1,500 pieces
Case size: 39mm diameter
Condition rating: 9/10

Posted at

Mar 13, 2026, 11:43 AM

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Omega Speedmaster Reduced Two Tone - 39mm - 175.0033 - $2,750 Shipped

Omega - 175.0033 · $2,750

For sale is a Beautiful Omega Speedmaster Reduced, this is the white dial version.

Condition: Great vintage condition, light hairlines on bezel and case
Case size: 39mm
Material: Two Tone
Movement status: Running

Posted at

Mar 12, 2026, 3:18 PM

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Omega Speedmaster Reduced 3510.50 39mm Watch Only $2,500

Omega - 3510.50 · $2,500

A Speedmaster Reduced from Omega, a watch only sale with the bracelet fitting about 18cm wrists.

Shipping origin: Singapore
Shipping to usa: 4-5 business days
Payment methods: Wise, Revolut, Wire Transfer, Crypto, Venmo

Posted at

Mar 11, 2026, 5:20 AM

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Omega Speedmaster Reduced 3510.50 Mint Full Set $3250

Omega - 3510.50 · $3,250

A beautiful Omega Speedmaster Reduced from 1998, featuring a matte black dial with white inscriptions and a stainless steel case measuring 39mm.

Condition: Mint
Case size: 39mm diameter
Movement: Automatic Omega caliber 3220 (ETA 2890-2 with Dubois-Depraz chronograph module)
Bracelet type: Omega 1469

Posted at

Mar 10, 2026, 9:03 AM

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