SIG SAUER Romeo3, 1x25mm, 3 MOA Red Dot, Reflex Sight

4.2 out of 5 star rating (5 reviews)
4 interest-free payments of $100.00 with Sezzle
Ships direct from vendor. Expected ship: 03/07/2024 to 03/08/2024.
    • This item is shipped directly from the factory. Sorry, no express shipping available. We are unable to ship factory direct items to Alaska, Hawaii, Puerto Rico or APO or FPO addresses.
    • Shipping restrictions apply to this product under some jurisdictions. Known age, state and local shipping restrictions are applied at checkout and may result in changes to an order. PLEASE NOTE: We do not accept returns of Ammunition for safety reasons. NEVER use any Ammunition unless it is specifically designed for your firearm.
    • This item cannot ship to Canada.

Key Features

  • Proprietary red-notch coating
  • Aircraft-grade CNC aluminum housing
  • MOTAC motion sensing technology
  • 3 MOA Red dot reticle with adjustable brightness
  • Windage/elevation adjustment
  • STEALTH ID™ industrial design
  • IPX7 waterproof rating
  • Quick-detach mount included

Satisfaction Guarantee

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The ideal open sight for a variety of platforms is a SIG SAUER® Romeo3TM Reflex Sight. Designed with Picatinny and KeyMod mounts in mind, the miniature, open reflex ROMEO3 withstands the punishment of deployment while delivering pinpoint accuracy and lightning-fast targeting. The proprietary high transmittance red notch reflector delivers excellent brightness with zero distortion. MOTAC motion sensing technology makes sure the 3 MOA dot is there when you draw and shuts down if you forget to save battery life. CNC machined aircraft-grade aluminum housing is lightweight and rugged as well as waterproof and fogproof.


SIG SAUER Infinite GuaranteeTM is an Unlimited Lifetime Guarantee that is fully transferable. There is no time limit, no charge and no receipt required. SIG SAUER will repair or replace your optic in the event it becomes damaged or defective, at no charge to you. If SIG SAUER cannot repair your product, they will replace it with a product in perfect working order of equal or better physical condition. It doesn’t matter how it happened, whose fault it was, or where you purchased it.

  • High transmittance proprietary red-notch reflector delivers a bright red dot and zero distortion
  • CNC machined aircraft-grade aluminum housing is lightweight and durable
  • MOTAC motion sensing technology powers up as soon as you draw and shuts down during non-use to save battery life
  • STEALTH IDTM industrial design uses trapezoidal surfacing to break up the shape and visibility of the sight
  • 3 MOA Red dot reticle with with multiple intensity settings ensures rapid target engagement under a full range of lighting conditions
  • Side-loading battery compartment allows for fast replacement without a need to remove the sight from the firearm

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Key Specifications

  • Item Number: 708879
  • Magnification: 1X
  • Front Window Width: 25mm
  • Eye relief: Unlimited
  • Red Dot size: 3 MOA
  • Illumination settings: 9 daytime/2 night vision
  • Battery: (1) CR2032
  • Adjustment increments: 1 MOA
  • Elevation adjustment range: 40 MOA
  • Windage adjustment range: 40 MOA
  • Dimensions: 2.3" x 1.2" x 1.7" h.
  • Weight: 1.4 oz.
  • Mfg. Number: SIG SOR31002
SIG SAUER Romeo3, 1x25mm, 3 MOA Red Dot, Reflex Sight
SIG SAUER Romeo3, 1x25mm, 3 MOA Red Dot, Reflex Sight
$399.99 /
4.2 out of 5 star rating (5 reviews)