The Titanium Field Guide

Yema Marine 2 CMM.20 (Alain Silberstein Limited Edition)

20.26.20.05.TN.U6

The Yema Marine 2 CMM.20 (Alain Silberstein Limited Edition) is a 40 mm Grade 5 titanium dive watch with a Yema CMM.20 automatic movement. At 11 mm thick, it is thinner than 95% of the 261 titanium dive watches with a stated thickness.

All Yema watchesDiver watchesMicrobrandUnder 11 mm thickGrade 5 titanium
Price
$4,425
Material
Titanium
Grade / type
Grade 5
Water resistance
200 m
Reference
20.26.20.05.TN.U6
Type
Diver
Case diameter
40.0 mm
Thickness
11 mm
Lug-to-lug
44.5 mm
Origin
France
Movement
Automatic micro-rotor, 28,800 A/h, ball-bearing rotor, rate -3/+7 s/day
Caliber
Yema CMM.20 (Manufacture Morteau, micro-rotor)
Power reserve
70 h
Complications
Time only
Colour
Black
Surface treatment
Black DLC with microblasted finish
Finish technology
DLC
Nickel-free
Unconfirmed (contact-point materials not all confirmed)
Bracelet / strap
Two FKM rubber straps (black and red burgundy) with a black DLC Grade 5 titanium deployant clasp
Crystal
Double-domed sapphire, 2.20mm
Display back
No
Dial
Blue grained dial with semi-matte black inner bezel
Dial colours
Blue
Lume
Super-LumiNova Grade X1
Availability
Offered
Status
Current (limited edition of 150)
Not published
Weight, Hardness, Construction, Caseback, Matching bracelet
High confidence Verified Oct 2026 Source: Yema (maker, US store) / Yema (maker, international store)
Facts are free to cite with a link.
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Alternatives to the Yema Marine 2 CMM.20 (Alain Silberstein Limited Edition)

Ming18.01 H41 (titanium)$3,54440.0 mm12.9 mm thickDiversame category · same style · similar price · similar sizeTutima M2 Coastline (titanium)TutimaM2 Coastline (titanium)$3,83243.0 mm12.9 mm thickDiversame category · same style · similar price · similar sizeBall Engineer Hydrocarbon DeepQUEST II TitaniumBallEngineer Hydrocarbon DeepQUEST II Titanium$4,24942.0 mm15.5 mm thickDiversame category · same style · similar price · similar size
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YemaSpacegraf Heure Siderale Tourbillon Volant$16,00042.0 mm12.15 mm thickOtherYema Superman Bronze CMM.10YemaSuperman Bronze CMM.10$1,99939.0 mm11 mm thickDiver
YemaSuperman Heritage GMT Bronze$1,19939.0 mm14.25 mm thickOther

Frequently asked questions

What grade of titanium is the Yema Marine 2 CMM.20 (Alain Silberstein Limited Edition)?

Grade 5, as stated by the maker.

What size is the Yema Marine 2 CMM.20 (Alain Silberstein Limited Edition)?

The case is 40 mm across, 11 mm thick and 44.5 mm from lug to lug. It is water resistant to 200 m.

How much does the Yema Marine 2 CMM.20 (Alain Silberstein Limited Edition) cost, and is it available?

It is in production, at a list price of $4,425.

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