Omega Seamaster 300 Heritage 235.10.38.20.06.001 38 mm Grey Dial

Specifications

Diameter38 mm

MaterialSteel

DialGrey

Bracelet materialSteel

CalibreCo-Axial Master Chronometer Calibre 8806

Water resistance15 bar / 150 m

Case15 fields

Diameter	38 mm
Case width	38 mm
Thickness	12.4 mm
Lug To Lug	44.9 mm
Lug width	19 mm
Shape	Round
Weight	136 g
Material	Steel
Crown	Screw-Down
Caseback	See-Through
Crystal	Domed scratch‑resistant sapphire crystal with anti‑reflective treatment on both sides
Crystal coating	Anti-reflective coating
Water resistance	15 bar / 150 m
Water Resistance Category	Dive
Magnetic resistance	Enhanced

Functions and complications2 fields

Complications	Date
Functions	Anti-Magnetic, Chronometer, Master Chronometer Certified, Screw-in crown, Co-Axial escapement

Dial and bracelet12 fields

Dial	Grey
Dial finish	Polished
Markers	Applied
Display	Analog
Date	Yes
Calendar	Simple
Lume	Super-LumiNova
Luminous display	Yes
Strap or bracelet	Bracelet
Bracelet material	Steel
Strap color	Silver
Clasp	Butterfly Clasp

Movement2 fields

Calibre	Co-Axial Master Chronometer Calibre 8806
Movement	Automatic

Reference details5 fields

Gender	Unisex
Production status	Active
Origin	Switzerland
Warranty	5 years
Size category	Medium

Price history

Last recorded full-set offer SAR 33,378 14 Sep 2026

Latest median SAR 26,036 2 Nov 2026

Lowest median SAR 25,398 23 Aug 2026

Highest median SAR 28,466 1 Oct 2026

Median delivered estimate Lowest tracked offer Full-set pricing

Use Left and Right Arrow keys to move between dates, and Up and Down Arrow keys to switch series.

12 daily market snapshots since 14 Aug 2026. For watches with the original box and papers, the chart shows the sole qualifying offer or the median of several.

Overview

About this reference

Railmaster 235.10.38.20.06.001 has been in production since 2025: 38 mm stainless steel, grey polished dial, applied markers. 12.36 mm thick, sapphire crystal, steel bracelet, butterfly clasp, screw-down crown, 150 metres, Super-LumiNova, date, see-through caseback. Automatic Omega Co-Axial Master Chronometer Calibre 8806, anti-magnetic. Omega marks it unisex.

Four Saudi offers use 235.10.38.20.06.001. 235.10.38.20.13.001 is the other 38 mm steel Railmaster, different ending. The 41 mm Seamaster 300s beside it, 234.30.41.21.01.001 and 233.20.41.21.01.001, are not Railmasters. If a listing says only Seamaster heritage or 235.10.38, read through to .06.001.

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