Omega Speedmaster Reduced Speedmaster Reduced Ladies Stainless Steel / Blue MOP

Reference 3802.78.51

About this watch

The Omega Speedmaster Reduced Ladies Stainless Steel / Blue MOP (Model: 3802.78.51) is a stunning timepiece that embodies the essence of luxury and precision. With its vibrant blue mother-of-pearl dial, Arabic numerals, and stick hands, this watch is a true masterpiece of horology. The Omega caliber 3220 movement provides reliable and precise timekeeping, while the sapphire glass protects the dial from scratches and damage. The tachymeter bezel allows for precise measurements of speed, reflecting the watch's sporty heritage. With its lightweight stainless steel case and comfortable design, this watch is perfect for daily wear. Its water resistance of up to 100 meters makes it suitable for swimming or rainy days without worry.
Buy Now on Jomashop
This is an affiliate link

Key Features

  • Omega caliber 3220 movement
  • Stainless Steel case
  • Sapphire crystal glass
  • Tachymeter bezel
  • Blue mother-of-pearl dial

Specifications

Brand
Omega
Family
Speedmaster Reduced
Model
Speedmaster Reduced Ladies Stainless Steel / Blue MOP
Reference
3802.78.51
Movement
3220
Movement Features
  • Hours, Minutes, Small Seconds
  • Chronograph
Case
Stainless Steel 39mm
Dial Color
Blue
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] Omega Speedmaster Reduced

Omega Speedmaster Reduced

A used Omega Speedmaster Reduced purchased from Japan with original box and papers.

  • Condition: Great working shape
  • Original Box And Papers: Yes, with Japanese documentation
  • Extra Links: Fitting up to 7.5-8 inches
Posted at
Jan 16, 2026, 9:13 PM
Active
[WTS] Omega Speedmaster Reduced - 39mm Two Tone - Ref 175.0033 - Price Reduced!

Omega Speedmaster Reduced - 39mm Two Tone - Ref 175.0033 - Price Reduced!

Omega - 175.0033 · $2,795
This Omega Speedmaster Reduced features a white dial and is available for sale as watch only on a high-quality leather strap.

  • Condition: great vintage condition, light hairlines on bezel and case
  • Case size: 39mm
  • Strap material: leather AM strap from Casanova
Posted at
Jan 15, 2026, 12:33 PM
Active
[WTS] Omega Speedmaster Reduced 3523.80.00 – Blue Dial – Full Set + Serialized Tag – Mint – $3,500

Omega Speedmaster Reduced 3523.80.00 – Blue Dial – Full Set + Serialized Tag – Mint – $3,500

Omega - 3523.80.00 · $3,500
This Omega Speedmaster Reduced features a unique blue dial, classic proportions and wearability, making it an excellent alternative for collectors who want something rarer than the standard black-dial Reduced.

  • Condition: Mint
  • Movement: Automatic chronograph
  • Case size: 39mm diameter
  • Dial color: Blue
Posted at
Jan 15, 2026, 10:34 AM
Active
[WTS] Omega Speedmaster Reduced — $2500 USD

Omega Speedmaster Reduced — $2500 USD

Omega - 3510.50 · $2,500
For sale is my Omega Speedmaster Reduced with a 39mm case size and automatic movement.

  • Condition: Excellent
  • Case Size: 39mm
  • Movement Type: Automatic
Posted at
Jan 9, 2026, 5:55 PM
Active
[WTS] Omega Speedmaster Reduced, ref. 175.0032.1, Factory Service Papers, Box, Accessories

Omega Speedmaster Reduced, ref. 175.0032.1, Factory Service Papers, Box, Accessories

Omega - 175.0032.1 · $2,700
The Omega Speedmaster Reduced is a beautiful watch in excellent condition, with factory service papers and box included.

  • Condition: Excellent
  • Service cost: $850
  • Year of service: 2019
Posted at
Jan 9, 2026, 5:34 PM
Active
[WTS] Omega Speedmaster Reduced - 39mm Two Tone - Ref 175.0033 - Price Reduced!

Omega Speedmaster Reduced - 39mm Two Tone - Ref 175.0033 - Price Reduced!

Omega - 175.0033 · $2,850
The Omega Speedmaster Reduced is a white dial version, in great vintage condition with light hairlines on the bezel and case.

  • Condition: Great vintage condition, light hairlines on bezel and case
  • Case Size: 39mm diameter
  • Band Material: Leather AM strap from Casanova
  • Service History: No service history
Posted at
Jan 6, 2026, 2:06 PM
Active
Omega Speedmaster Reduced Mop Dial Automatic 3534.70.00

Omega Speedmaster Reduced Mop Dial Automatic 3534.70.00

Omega - 3534.70.00 · $2,210
The Omega Speedmaster Reduced Mop Dial Automatic is a chronograph watch with a stainless steel case and mechanical automatic movement.

  • Condition: 90%
  • Size: 38mm diameter
  • Case material: Stainless Steel
Posted at
Feb 28, 2025, 11:39 AM
Active
Omega Speedmaster Reduced "Marui" - 3510.21 - White - Steel - 39mm

Omega Speedmaster Reduced "Marui" - 3510.21 - White - Steel - 39mm

Omega - 3510.21 · $5,995
A vintage Omega Speedmaster Reduced 'Marui' watch in excellent condition, featuring a white dial and stainless steel case.

  • Condition: Pre-Owned, Excellent Grade
  • Case Size: 39mm diameter
  • Material: Stainless Steel
  • Dial Color: White
Posted at
Feb 16, 2025, 10:59 PM
Active