The Wristwatch Field Guide

SEL Instrument OmniDiver Xos 42

The SEL Instrument OmniDiver Xos 42 is a current-production diver watch with a grade 5 titanium case, finished with blasted titanium; black dlc coating offered as an option. It is priced well above the $1,195 median for the category.

Exotic-material diver watchesTitaniumBlackDiversUnder $5,000
Price
$4,479
Material
Titanium
Grade / type
Grade 5
Type
Diver
Case diameter
42.0 mm
Origin
United States
Movement
Swiss TCXO high-accuracy quartz, 8 jewels, anti-magnetic; Swiss top-grade automatic offered as a paid option
Complications
Date
Colour
Black
Surface treatment
Blasted titanium; black DLC coating offered as an option
Nickel-free
Not verified (contact-point materials not all confirmed)
Bracelet / strap
22mm strap adapters; WavLock Grade 5 titanium bracelet with micro-adjust offered as a paid option
Matching bracelet
Optional (or strap)
Crystal
Sapphire
Display back
No
Dial
Black or blue, machined in-house as a single piece with the rehaut; Legacy, Stealth Mod and 3-6-9 layouts, with or without date
Dial colours
Black Blue
Lume
In-house lume; full-lume bezel offered as an option
Availability
Offered
Status
Spring 2026 production, configured to order
Not published
Reference, Thickness, Lug-to-lug, Water resistance, Weight, Caliber, Power reserve, Hardness, Construction, Caseback
High confidence Verified Aug 2026 Source: SEL Instrument, OmniDiver Xos 42 spec sheet (PDF) / SEL Instrument, OmniDiver Xos 42 product page Maker / listing ↗
Facts are free to cite with a link.
See it in the interactive guide

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Alternatives to the SEL Instrument OmniDiver Xos 42

BallRoadmaster M Marvelight Bronze$3,49943.0 mm14.4 mm thickDiversame category · same style · shared complications · similar price
Bell & RossBR 03-92 Diver Bronze (Black)$4,00042.0 mmDiversame category · same style · shared complications · similar price
Bell & RossBR 03-92 Diver Bronze$4,20042.0 mmDiversame category · same style · shared complications · similar price
TudorBlack Bay Bronze$4,37543.0 mm14 mm thickDiversame category · same style · shared complications · similar priceBell & Ross BR-03 Diver Full Lum CeramicBell & RossBR-03 Diver Full Lum Ceramic$4,60042.0 mm12 mm thickDiversame category · same style · shared complications · similar price
LonginesHydroConquest Full Black Ceramic$4,70043.0 mmDiversame category · same style · shared complications · similar price

More exotic-material watches from SEL Instrument

SEL Instrument Hyperlite GPSEL InstrumentHyperlite GP$1,776Field
SEL InstrumentFTX S1 42mm$2,88542.0 mmField

Frequently asked questions

What is the case material of the SEL Instrument OmniDiver Xos 42?

The SEL Instrument OmniDiver Xos 42 has a grade 5 titanium case. This is confirmed against the maker spec.

What size is the SEL Instrument OmniDiver Xos 42?

It is 42.0 mm in diameter.

How much does the SEL Instrument OmniDiver Xos 42 cost, and is it available?

It is current-production and lists from $4,479.

All exotic-material SEL Instrument watches · Exotic-material diver watches · All 1,792 watches

Learn: Which Material? · Lightest Materials · Most Scratch-Resistant · Materials and Skin