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

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

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

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

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

A full kit Omega Speedmaster Professional 3861 Sapphire Sandwich Moonwatch in excellent condition, dated August 2021, with a factory warranty through August.

• Condition: Excellent
• Warranty: Under Omega warranty until August
• Accuracy: +1 seconds per day
• Chronograph: Flawless and crispy

Up for sale is an excellent condition Omega Speedmaster Professional 3861 Sapphire Sandwich Moonwatch, Full Kit reference 310.30.42.50.01.002.

• Condition: Excellent
• Warranty Status: under warranty until August
• Accuracy: +1 seconds per day
• Bracelet Size: 7 ¾"

The Omega Speedmaster Professional 'Sapphire Sandwich' features a stainless steel case with twisted lyre lugs and a black step dial. It houses the Co-Axial Master Chronometer Calibre 3861 movement, certified by METAS.

• Condition: Excellent condition
• Movement: Co-Axial Master Chronometer Calibre 3861
• Power reserve: 50 hours
• Water resistance: Unknown

A 2022 Omega Speedmaster Professional 3861 Sapphire Sandwich, dated July 2022, with factory warranty until July 2027.

• Condition: Very good condition with light scratches throughout the case and bracelet
• Case condition: Light scratches throughout the case and bracelet
• Chronograph function: Flawless and crispy
• Warranty expiration date: July 2027