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

Reference 3815.79.40

About this watch

The Omega Speedmaster Reduced Ladies Stainless Steel / Diamond / MOP is a stunning timepiece that embodies elegance, functionality, and history. Its beautiful design features a 39mm round case crafted from high-quality stainless steel, adorned with a gem-set bezel and diamonds encircling the bezel. The mother-of-pearl dial adds a touch of luxury, shimmering with iridescent hues that change throughout the day. This watch is more than just a timepiece; it's a work of art that reflects the wearer's personality. With its reliable Omega caliber 3220 automatic movement, this chronograph features includes hours, minutes, small seconds, and elapsed time measurement. Its stainless steel construction ensures durability and water resistance up to 100 meters. Perfect for everyday wear or formal occasions, this watch is a statement piece that combines style with functionality.
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MSRP: $7,850
Market Price: $2,823

Key Features

  • 39mm round case in high-quality stainless steel
  • Gem-set bezel with diamonds encircling the bezel
  • Mother-of-pearl dial with iridescent hues
  • Omega caliber 3220 automatic movement
  • Chronograph function with elapsed time measurement
  • Stainless steel construction for durability and water resistance up to 100 meters

Specifications

Brand
Omega
Family
Speedmaster Reduced
Model
Speedmaster Reduced Ladies Stainless Steel / Diamond / MOP
Reference
3815.79.40
Movement
3220
Movement Features
  • Hours, Minutes, Small Seconds
  • Chronograph
Case
Stainless Steel 39mm
Dial Color
White
Crystal
Plexi
Water Resistance
100

Current Listings

[WTS] Omega Speedmaster Reduced - 3510.50 - AMAZING Patina - Bonus Omega Buckle on Strap - $2,650 Shipped

Omega Speedmaster Reduced - 3510.50 - AMAZING Patina - Bonus Omega Buckle on Strap - $2,650 Shipped

Omega - 3510.50 · $2,650
The Omega Speedmaster Reduced is a stylish and elegant watch with beautiful patina.

  • Patina: amazing
Posted at
May 27, 2026, 11:00 PM
Active
[WTS] Omega Speedmaster Reduced Reverse Panda 1993 Ref 3511.50

Omega Speedmaster Reduced Reverse Panda 1993 Ref 3511.50

Omega - 3511.50 · $1,950
A 1993 Omega Speedmaster Reduced sold as a pre-owned item, with the original box but no papers.

  • Condition: Used with damage to the bezel
  • Year of manufacture: 1993
  • Papers: No papers included
Posted at
May 27, 2026, 3:02 PM
Active
[WTS] Omega Speedmaster Reduced Ref. 3510.50 | Early Tritium Dial Variant | $2700 (SERVICED)

Omega Speedmaster Reduced Ref. 3510.50 | Early Tritium Dial Variant | $2700 (SERVICED)

Omega - 3510.50 · $2,700
The Omega Speedmaster Reduced Ref. 3510.50 is a compact 39mm automatic watch with an early tritium dial variant, carrying the classic black dial, tachymeter bezel, and chronograph layout.

  • Condition: Great condition with some use and minor scratches
  • Diameter: 39mm diameter
  • Thickness: 14mm thickness
  • Lug-to-lug: 44mm lug-to-lug length
Posted at
May 27, 2026, 10:03 AM
Active
[WTS] Omega Speedmaster Reduced 3510.50.00 Early "Tritium Dial" | Unpolished, Fresh Service | $2,699 Shipped

Omega Speedmaster Reduced 3510.50.00 Early "Tritium Dial" | Unpolished, Fresh Service | $2,699 Shipped

Omega - 3510.50.00 · $2,699
A Omega Speedmaster Reduced with an early 'Tritium Dial' is being sold, featuring a fresh service.

  • Condition: Unpolished
  • Service status: Fresh Service
Posted at
May 26, 2026, 12:03 PM
Active
[WTS] Omega Speedmaster Reduced 3510.50.00 Early Tritium Dial, Hollow Endlinks, Unpolished | Fresh Service | $2,699 Shipped

Omega Speedmaster Reduced 3510.50.00 Early Tritium Dial, Hollow Endlinks, Unpolished | Fresh Service | $2,699 Shipped

Omega - 3510.50.00 · $2,699
This Omega Speedmaster Reduced features an early tritium dial with beautiful warm patina and a hollow endlink bracelet configuration, giving it a unique vintage aesthetic. The watch has been serviced and is running strongly.

  • Condition: Excellent overall for its age
  • Bracelet length: ~18cm/~7.1 inches
  • Movement: Omega Cal. 1140 (Automatic chronograph, ETA 2890-A2 + Dubois-Dépraz module)
  • Water resistance: 30m
Posted at
May 26, 2026, 11:48 AM
Active
[WTS] Omega Speedmaster Reduced 3510.50 Mint Full Set $3150

Omega Speedmaster Reduced 3510.50 Mint Full Set $3150

Omega - 3510.50 · $3,150
This Omega Speedmaster Reduced is a beautiful timepiece from 1998, featuring a stainless steel case with twisted lugs and a matte black dial with Luminova markings.

  • Condition: Mint condition
  • Material: stainless steel
  • Case diameter: 39mm
  • Movement: automatic Omega caliber 3220 (ETA 2890-2 with Dubois-Depraz chronograph module)
Posted at
May 26, 2026, 9:01 AM
Active
[WTS] Omega Speedmaster Reduced 3310.10 Vintage 18K Yellow Gold with Steel ($1999)!

Omega Speedmaster Reduced 3310.10 Vintage 18K Yellow Gold with Steel ($1999)!

Omega - 3310.10 · $1,999
A vintage Omega Speedmaster Reduced in 18K yellow gold with a 39mm case, featuring an upgraded 175.0033 dial and running in healthy condition.

  • Condition: Pre-owned with wear, healthy running condition
  • Case size: 39mm diameter
  • Serial date: 1989
Posted at
May 25, 2026, 1:08 PM
Active
[WTS] Memorial Day Weekend Sale – Omega Speedmaster Reduced “Red Schumacher” 3510.61 – OG Bracelet – $2945 + shipping OBO

Memorial Day Weekend Sale – Omega Speedmaster Reduced “Red Schumacher” 3510.61 – OG Bracelet – $2945 + shipping OBO

Omega - 3510.61 · $2,945
This Omega Speedmaster Reduced ‘Red Schumacher’ is a unique and collectible variant of the Speedmaster line, featuring a bright red dial, original bracelet, and late 90s / early 2000s Omega styling.

  • Condition: Very nice condition for its age with normal light wear consistent with use
  • Bracelet size: ~6.75 inch wrist diameter
  • Additional links included: 2
  • Movement type: Automatic chronograph
Posted at
May 22, 2026, 10:34 PM
Active
[WTS] Omega Speedmaster Reduced 39mm 3510.50 | Watch and Undated Card

Omega Speedmaster Reduced 39mm 3510.50 | Watch and Undated Card

Omega - 3510.50 · $3,250
This Omega Speedmaster Reduced is a 39mm model featuring a service history unknown and 7 s/d 275 AMP. It comes with an undated card.

  • Condition: Good Pre-Owned with Marks on Hesalite
  • Service History: Unknown
  • Bezel Type: Hesalite
Posted at
May 22, 2026, 9:38 PM
Active