[WTS] OMEGA Speedmaster Professional Moonwatch 3861 Sapphire Sandwich - Latest Model - Watch Only on Forstner Bullet + Spiralwinder DON Ceramic Lumed Bezel (OEM bezel included) - $5300 shipped CONUS

OMEGA Speedmaster Professional Moonwatch 3861 Sapphire Sandwich - Latest Model - Watch Only on Forstner Bullet + Spiralwinder DON Ceramic Lumed Bezel (OEM bezel included) - $5300 shipped CONUS

Omega - 3861 · $5,300
This is a latest model Omega Speedmaster Professional Moonwatch with an upgraded Forstner Bullet bracelet and a fully lumed ceramic Dot Over 90 bezel.

  • Condition: very good
  • Bracelet: Forstner Bullet
  • Bezel: fully lumed ceramic Dot Over 90 bezel
  • Original bezel included: yes
Posted at
May 14, 2026, 8:44 PM
Active
[WTS] Omega Speedmaster Moonwatch Professional 3861 Sapphire 310.32.42.50.01.002 – Full Set – $6,500

Omega Speedmaster Moonwatch Professional 3861 Sapphire 310.32.42.50.01.002 – Full Set – $6,500

This Omega Speedmaster Moonwatch Professional Sapphire Sandwich features a 42mm stainless steel case and the 3861 Omega Master Chronometer movement.

  • Case Size: 42mm diameter
  • Material: stainless steel
  • Movement: Omega Master Chronometer
Posted at
May 10, 2026, 6:36 PM
Active
[WTS] 2025 Omega Speedmaster Professional "Sapphire Sandwich" 310.30.42.50.01.002

2025 Omega Speedmaster Professional "Sapphire Sandwich" 310.30.42.50.01.002

A lightly worn Omega Speedmaster Professional with a Calibre 3861 movement, sapphire crystals, and an aluminum tachymeter bezel.

  • Condition: lightly worn; excellent shape
  • Movement: Calibre 3861
  • Caseback: factory sealed, no modifications made
  • Bracelet: OEM steel bracelet, fully linked and comfortable to wear
Posted at
May 6, 2026, 2:46 PM
Active
[WTS] OMEGA Speedmaster Professional Sapphire Sandwich 3861 Latest Model on Forstner Bullet - Watch Only - $5400 shipped CONUS

OMEGA Speedmaster Professional Sapphire Sandwich 3861 Latest Model on Forstner Bullet - Watch Only - $5400 shipped CONUS

The Omega Speedmaster Professional Sapphire Sandwich 3861 is a latest model watch sold as watch only, with shipping included to CONUS.

Posted at
May 1, 2026, 5:38 PM
Expired
[WTS] OMEGA Speedmaster Professional 3861 Sapphire Sandwich + Spiralwinder Ceramic Bezel Installed (original bezel included) - $5750 shipped CONUS

OMEGA Speedmaster Professional 3861 Sapphire Sandwich + Spiralwinder Ceramic Bezel Installed (original bezel included) - $5750 shipped CONUS

This OMEGA Speedmaster Professional is a Sapphire Sandwich model, running at +0 seconds/day and with perfectly functioning chrono functions. It comes with an upgraded Spiralwinder ceramic bezel and a Forstner Bullet Bracelet with quick adjust clasp.

  • Condition: Very good condition
  • Bracelet: Forstner Bullet Bracelet
  • Bezel included: original OEM Omega bezel
  • Movement tech: latest movement technology
Posted at
Apr 29, 2026, 9:29 PM
Expired
[WTS] Omega Speedmaster Professional "Sapphire Sandwich" (Ref. 310.30.42.50.01.002)/Full set

Omega Speedmaster Professional "Sapphire Sandwich" (Ref. 310.30.42.50.01.002)/Full set

This Omega Speedmaster Professional, also known as the Sapphire Sandwich, is a manual-wind watch with a Master Chronometer movement and features a stunning Caliber 3861 movement visible through an exhibition caseback.

  • Condition: pristine
  • Purchase Price: 9000
  • Dimensions: 42mm diameter, 20mm lug width
  • Bracelet Type: tapered
Posted at
Apr 22, 2026, 3:53 PM
Expired
[WTS] 2024 Omega Speedmaster 3861 Sapphire Sandwich 310.30.42.50.01.002 - Complete Set

2024 Omega Speedmaster 3861 Sapphire Sandwich 310.30.42.50.01.002 - Complete Set

The Omega Speedmaster Moonwatch Professional is a 42mm chronograph watch featuring sapphire crystal front and case back, stainless steel bracelet, and the 3861 movement. It comes as a complete set with warranty cards, travel case, and other accessories.

  • Condition: Very good condition with minimal wear on the case and bracelet.
  • Case size: 42mm
  • Movement: 3861
  • Bracelet material: stainless steel
Posted at
Apr 20, 2026, 5:37 PM
Sold
[WTS] OMEGA Speedmaster Professional 3861 Sapphire Sandwich - 2025 Full Kit - $5950 SHIPPED CONUS

OMEGA Speedmaster Professional 3861 Sapphire Sandwich - 2025 Full Kit - $5950 SHIPPED CONUS

OMEGA - 3861 · $5,950
A pre-owned OMEGA Speedmaster Professional 3861 in a full kit, complete with all original accessories and a fully lumed ceramic bezel upgrade.

  • Condition: Pre-owned with minor scratches on sapphire crystal
  • Sapphire scratches: two faint scratches
  • Desk dives: many times
Posted at
Apr 14, 2026, 4:29 PM
Sold
[WTS] Omega Speedmaster Professional 3861 Sapphire Sandwich (12/2024) – Full Kit – Unworn Bracelet

Omega Speedmaster Professional 3861 Sapphire Sandwich (12/2024) – Full Kit – Unworn Bracelet

Up for sale is my Omega Speedmaster Professional ref. 310.30.42.50.01.002 (sapphire sandwich) with a December 2024 warranty card. This latest-generation Moonwatch features the Co-Axial Master Chronometer caliber 3861 and sapphire display caseback.

  • Condition: Excellent – minimal wear
  • Case size: 42mm
  • Crystal material: Sapphire (front + exhibition caseback)
  • Movement type: Co-Axial Master Chronometer caliber 3861
Posted at
Apr 13, 2026, 8:05 PM
Expired