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

Reference 3815.73.31

Omega Speedmaster Reduced Ladies Stainless Steel / Diamond / Blue MOP

About this watch

The Omega Speedmaster Reduced Ladies Stainless Steel / Diamond / Blue MOP model (reference 3815.73.31) is a masterpiece of luxury watch design, boasting a stunning blue mother-of-pearl dial, gem-set bezel, and sapphire crystal that exudes elegance and sophistication. This timepiece is not only visually striking but also highly functional, featuring an automatic chronograph movement based on the reliable ETA 2892, with a power reserve of approximately 42 hours and a frequency of 28800 beats per hour. The Omega Speedmaster Reduced strikes a perfect balance between simplicity and sophistication, making it an ideal choice for those who value craftsmanship, aesthetics, and reliability in their timepieces. Whether you're looking for a piece that combines functionality and fashion or simply want to own a piece of history on your wrist, the Omega Speedmaster Reduced is sure to impress.
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Key Features

  • Omega caliber 3220 automatic chronograph movement
  • 39.00 mm diameter stainless steel case with sapphire crystal
  • Blue mother-of-pearl dial with Arabic numeral indexes and stick hands

Specifications

Brand
Omega
Family
Speedmaster Reduced
Model
Speedmaster Reduced Ladies Stainless Steel / Diamond / Blue MOP
Reference
3815.73.31
Movement
3220
Movement Features
  • Hours, Minutes, Small Seconds
  • Chronograph
Case
Stainless Steel 39mm
Dial Color
Blue
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] (Rare) (Serviced) Omega Speedmaster Reduced Mother of Pearl Dial Watch 39mm 3534.71 $2,400

(Rare) (Serviced) Omega Speedmaster Reduced Mother of Pearl Dial Watch 39mm 3534.71 $2,400

Omega - 3534.71 · $2,400
This Omega Speedmaster Reduced features a mother of pearl dial and is 39mm in size.

  • Condition: Light scratches from normal use, recently serviced
  • Case Size: 39mm
Posted at
Apr 25, 2026, 8:35 AM
Active
View listing on r/WatchExchange
[WTS] Omega speedmaster reduced

Omega speedmaster reduced

Omega - 3510.50 · $2,500
Up for sale is my Omega Speedmaster Reduced from the mid 1990s, which comes in a stainless steel case with a black dial and automatic chronograph.

  • Condition: Great condition for its age, with patina
  • Case size: 39mm
  • Bracelet type: Stainless steel and Uncle's flat link bracelet
  • Bracelet material: Stainless steel
Posted at
Apr 24, 2026, 10:59 PM
Active
View listing on r/WatchExchange
[WTS] Omega Speedmaster Reduced 3510.50

Omega Speedmaster Reduced 3510.50

Omega - 3510.50 · $2,475
For sale is an Omega Speedmaster Reduced 3510.50 in great condition, with some minor wear and fading on the bezel.

  • Condition: Great condition with some light wear and fading on the bezel
  • Payment Methods Accepted: Various payment methods including crypto with a small fee, excluding PayPal
  • Local Pickup Available: Yes, located in southwest FL
  • Trading Possible: Yes, only with brands Tudor, Cartier, Rolex, Omega, Breitling, AP
Posted at
Apr 24, 2026, 1:00 PM
Active
View listing on r/WatchExchange
[WTS] Omega Speedmaster Reduced 3510.50 Bracelet Set - 22 Links, Full size, 94/100 Condition, OEM 1469/811

Omega Speedmaster Reduced 3510.50 Bracelet Set - 22 Links, Full size, 94/100 Condition, OEM 1469/811

Omega - 3510.50 · $599
This is an original Omega Speedmaster Reduced bracelet set in excellent condition, featuring a stainless steel finish and a folding clasp with tight action.

  • Condition: 94/100 - excellent vintage condition
  • Bracelet reference: 1469
  • Endlinks reference: 811 (pair included)
  • Total links: 22 (full complete set)
Posted at
Apr 24, 2026, 9:10 AM
Active
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[WTS] Omega Speedmaster Reduced "Michael Schumacher" Limited Edition, 3517.30.00. Card Included. Collector's watch. Clean..

Omega Speedmaster Reduced "Michael Schumacher" Limited Edition, 3517.30.00. Card Included. Collector's watch. Clean..

Omega - 3517.30.00 · $3,495
A collector's Omega Speedmaster Reduced 'Michael Schumacher' Limited Edition, reference number 3517.30.00, in clean condition.

  • Condition: Clean
  • Card included: yes
  • Shipping method: Fedex with insurance
Posted at
Apr 23, 2026, 12:23 PM
Active
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[WTS] Omega Speedmaster Reduced - Mother of Pearl - White Dial - Factory Strap

Omega Speedmaster Reduced - Mother of Pearl - White Dial - Factory Strap

Omega - Speedmaster Reduced · $2,350
A super rare and unique Omega Speedmaster reduced model with a 39mm case, featuring a stunning Mother of Pearl dial.

  • Condition: Good condition for the age
  • Case size: 39mm
  • Strap type: Leather (factory)
  • Bezel wear: Some wear
Posted at
Apr 18, 2026, 5:59 PM
Active
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[WTS] Omega Speedmaster Reduced 3510.50 Omega Buckle

Omega Speedmaster Reduced 3510.50 Omega Buckle

Omega - 3510.50 · $2,075
For sale is an Omega Speedmaster Reduced in great condition with a nice patina on the dial.

  • Condition: great condition with some patina on the dial and wear on the strap and clasp
  • Band type: leather
  • Buckle type: Omega original
Posted at
Apr 17, 2026, 12:05 PM
Active
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[WTS] Omega Speedmaster Reduced. 3510.50.

Omega Speedmaster Reduced. 3510.50.

Omega - 3510.50 · $2,350
This Omega Speedmaster Reduced is being sold in good condition and has an aftermarket strap. The watch comes with shipping from NJ USA.

  • Condition: Clean, runs well
  • Strap: Aftermarket strap
Posted at
Apr 15, 2026, 6:59 PM
Active
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[WTS] Omega Speedmaster Reduced 3510.50 2 AVAILABLE

Omega Speedmaster Reduced 3510.50 2 AVAILABLE

Omega - 3510.50 · $2,550
Two Omega Speedmaster Reduced in great condition for sale, both running solid and coming as watch only.

  • Condition: Great condition, some light wear
  • Bracelet condition: Pretty good
  • Crystals condition: 0 or very minimal scratches
Posted at
Apr 15, 2026, 10:14 AM
Active
View listing on r/WatchExchange