The Titanium Field GuidePicks of the month

Zelos Spearfish Dual Time Titanium

The Zelos Spearfish Dual Time Titanium is a 40 mm titanium watch with a Sellita SW300 + TT651 automatic movement. The case is surface-hardened, which guards against the scuffs bare titanium picks up.

All Zelos watchesOther watchesUnder $3,000MicrobrandUnder 11 mm thickOn a titanium braceletMicro-adjust braceletGMT
Price
$2,199
Material
Titanium
Grade / type
Titanium (1200HV hardened coating, grade not stated)
Water resistance
100 m
Type
Other
Case diameter
40.0 mm
Thickness
10 mm
Lug-to-lug
47 mm
Origin
Singapore
Movement
Automatic, Sellita SW300 with a Dubois Depraz TT651 module (grande date, GMT hand and 24-hour subdial), custom rotor
Caliber
Sellita SW300 + TT651
Complications
Date, GMT
Colour
Grey
Surface treatment
1200 HV hardened coating on case and bracelet
Finish technology
Surface hardening
Nickel-free
Unconfirmed (contact-point materials not all confirmed)
Bracelet / strap
Titanium bracelet, 1200 HV hardened, with quick-adjust clasp (20 mm lugs); ships on the bracelet
Matching bracelet
Standard
Micro-adjust clasp
Yes
Crystal
Sapphire, vintage-style domed, 2.5 mm, inner anti-reflective coating
Dial
Five colourways: Meteorite (meteorite dial), Spark (clear sapphire dial with BGW9 lumed disc and hands, orange-tipped seconds), Ocean Blue, Sky Blue, Gunmetal
Dial colours
Grey Blue Orange Meteorite
Lume
Super-LumiNova C3 and BGW9
Availability
Offered
Status
Current; one watch sold as five dial colourways at one price (Meteorite, Spark, Ocean Blue, Sky Blue, Gunmetal). On 2026-09-05 Spark and Sky Blue were orderable and the other three sold out between batches, per the maker collection listing.
Not published
Reference, Weight, Power reserve, Hardness, Construction, Caseback, Display back
Medium confidence Verified Sep 2026 Source: Zelos (maker product page, Spark) / Zelos (maker collection listing, Spearfish)
Facts are free to cite with a link.
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Alternatives to the Zelos Spearfish Dual Time Titanium

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Frequently asked questions

What grade of titanium is the Zelos Spearfish Dual Time Titanium?

Titanium, with no grade stated. The record is at medium confidence, so check the maker's page before relying on it.

What size is the Zelos Spearfish Dual Time Titanium?

The case is 40 mm across, 10 mm thick and 47 mm from lug to lug. It is water resistant to 100 m.

How much does the Zelos Spearfish Dual Time Titanium cost, and is it available?

It is in production, at a list price of $2,199.

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