The Wristwatch Field Guide

Omega Seamaster Ploprof 1200M Titanium

227.90.55.21.04.001

The Omega Seamaster Ploprof 1200M Titanium is a current-production diver watch with a grade 5 titanium case, finished with brushed and polished. At 175 g it sits among the heavier diver watches in the guide, and is priced well above the $1,199 median for the category. Nothing touching the skin is nickel-bearing steel, verified across the case, caseback and bracelet.

All Omega watchesExotic-material diver watchesTitaniumDivers
Price
$9,800
Material
Titanium
Grade / type
Grade 5
Weight
175 g (with bracelet)
Water resistance
1200 m
Reference
227.90.55.21.04.001
Type
Diver
Case diameter
55.0 mm
Origin
Switzerland
Movement
Automatic (Co-Axial Master Chronometer)
Caliber
Omega 8912
Power reserve
60 h
Complications
Date
Colour
Grey
Surface treatment
Brushed and polished
Caseback
Sapphire
Nickel-free
Yes
Bracelet / strap
Grade 2 titanium mesh bracelet
Matching bracelet
Standard
Crystal
Sapphire, AR coated
Display back
No
Dial
Black, orange accents; ceramic bezel
Dial colours
Black
Lume
Super-LumiNova
Availability
Offered
Status
Current
Not published
Thickness, Lug-to-lug, Hardness, Construction
High confidence Verified Jul 2026 Source: The 1916 Company Maker ↗
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Frequently asked questions

Is the Omega Seamaster Ploprof 1200M Titanium nickel-free?

Yes. Nothing nickel-bearing touches the skin: a grade 5 titanium case with a sapphire caseback, plus a non-steel crown and bracelet and clasp. The Wristwatch Field Guide marks it nickel-free for whole-watch skin contact. If your allergy is severe, confirm the contact points with the maker.

What is the case material of the Omega Seamaster Ploprof 1200M Titanium?

The Omega Seamaster Ploprof 1200M Titanium has a grade 5 titanium case with a sapphire caseback. This is confirmed against the maker spec.

What size is the Omega Seamaster Ploprof 1200M Titanium?

It is 55.0 mm in diameter, and water resistant to 1200 m.

How much does the Omega Seamaster Ploprof 1200M Titanium weigh?

About 175 g (w/ bracelet).

How much does the Omega Seamaster Ploprof 1200M Titanium cost, and is it available?

It is current-production and lists from $9,800.

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