New Releases · 2026-04-25
Zelos Hammerhead 43 Field lets purple agate supply its own dial pattern
A genuine purple-agate dial brings individual bands of colour to a substantial, 300-metre-rated field watch.
By Chronolume digest · Original English summary · Based on Zelos official product catalogue

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What to know
The Hammerhead 43 Field Purple Agate uses a stone dial with its own striations and shifts in tone. Large luminous markers and 3, 6 and 9 numerals sit above the purple bands, while a no-date layout leaves the mineral surface uninterrupted. Each dial therefore gives the otherwise consistent field-watch design a different centre.

Zelos specifies a 43 mm steel case, 48 mm lug-to-lug length and 13 mm thickness including the crystal. A Seiko/TMI NH38 automatic movement provides three-hand timekeeping beneath domed sapphire with internal anti-reflective coating. The steel bracelet has a quick-adjust clasp, and water resistance is rated to 300 metres.

At a glance
| Model | Hammerhead 43 Field Purple Agate |
|---|---|
| Dial material | Purple agate stone |
| Case | 43 mm steel; 48 mm lug to lug; 13 mm thick including crystal |
| Movement | Seiko/TMI NH38 automatic, no date |
| Crystal | Domed sapphire with internal AR coating |
| Water resistance | 300 m |
| Bracelet | Steel with quick-adjust clasp |