The Wristwatch Field Guide

Delma Shell Star Titanium

The Delma Shell Star Titanium is a current-production diver watch with a grey titanium (grade undisclosed) case, finished with brushed. It measures 41.0 mm across, 13.6 mm thick, 136 g, and is water resistant to 500 m. Inside is the Sellita SW200-1 automatic movement, with 38 h power reserve. Complications: Date. Priced from $1,890 (MSRP). Brand origin: Switzerland.

Titanium and ceramic diver watchesTitaniumDiversDisplay backUnder $5,000
Reference
–
Type
Diver
Price
$1,890 · MSRP
Case diameter
41.0 mm
Thickness
13.6 mm
Lug-to-lug
–
Water resistance
500 m
Weight
136 g
Origin
Switzerland
Movement
Automatic
Caliber
Sellita SW200-1
Power reserve
38 h
Complications
Date
Material
Titanium
Grade / type
Titanium (grade undisclosed)
Colour
Grey
Hardness
–
Construction
–
Surface treatment
Brushed
Caseback
Titanium
Nickel-free
Yes
Bracelet / strap
Titanium bracelet
Matching bracelet
Standard
Crystal
Sapphire, AR coated
Display back
Yes
Dial
Black, blue, or orange (sand texture); ceramic bezel
Lume
Super-LumiNova
Availability
Offered
Status
Limited edition (499)
High confidence Verified Jun 2026 Source: Monochrome / aBlogtoWatch Maker / listing ↗
Facts are free to cite with a link.
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Alternatives to the Delma Shell Star Titanium

Christopher WardC60 Elite 1000 (Titanium)$1,42542.0 mm133 gDiversame category · same style · shared complications · similar price
SeikoProspex "Cave Diver" Shogun Titanium (SPB349)$1,50043.5 mmDiversame category · same style · shared complications · similar price
SeikoProspex "Cave Diver" Shogun Titanium (SPB351)$1,50043.5 mmDiversame category · same style · shared complications · similar price
SeikoProspex "Cave Diver" Shogun Titanium (SPB357)$1,50043.0 mmDiversame category · same style · shared complications · similar priceStowa Prodiver TitaniumStowaProdiver Titanium$1,50042.0 mm15.6 mm thickDiversame category · same style · shared complications · similar priceVictorinox Dive Pro Titanium AutomaticVictorinoxDive Pro Titanium Automatic$1,50043.0 mm105 gDiversame category · same style · shared complications · similar price

Frequently asked questions

Is the Delma Shell Star Titanium nickel-free?

Yes. Nothing nickel-bearing touches the skin: a grey titanium (grade undisclosed) case with a titanium 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 Delma Shell Star Titanium?

The Delma Shell Star Titanium has a grey titanium (grade undisclosed) case with a titanium caseback. This is confirmed against the maker spec.

What size is the Delma Shell Star Titanium?

It is 41.0 mm in diameter, 13.6 mm thick, and water resistant to 500 m.

How much does the Delma Shell Star Titanium weigh?

About 136 g.

How much does the Delma Shell Star Titanium cost, and is it available?

It is current-production and lists from $1,890.

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