Heimdallr Titanium Tuna
The Heimdallr Titanium Tuna is a current-production diver watch with a grey grade 3 titanium case, finished with brushed titanium. It measures 47.0 mm across, and is water resistant to 200 m. Inside is the Seiko NH35 automatic movement, with 41 h power reserve. Complications: Date. Priced from $189 (maker storefront). Brand origin: China.
- Reference
- –
- Type
- Diver
- Price
- $189 · maker storefront
- Case diameter
- 47.0 mm
- Thickness
- –
- Lug-to-lug
- –
- Water resistance
- 200 m
- Weight
- –
- Origin
- China
- Movement
- Automatic
- Caliber
- Seiko NH35
- Power reserve
- 41 h
- Complications
- Date
- Material
- Titanium
- Grade / type
- Grade 3 titanium
- Colour
- Grey
- Hardness
- –
- Construction
- –
- Surface treatment
- Brushed titanium
- Caseback
- Titanium
- Nickel-free
- Yes
- Bracelet / strap
- Titanium
- Matching bracelet
- –
- Crystal
- Sapphire
- Display back
- No
- Dial
- Black
- Lume
- Super-LumiNova
- Availability
- Offered
- Status
- Current; maker storefront states Grade 3 titanium
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Frequently asked questions
Is the Heimdallr Titanium Tuna nickel-free?
Yes. Nothing nickel-bearing touches the skin: a grey grade 3 titanium 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 Heimdallr Titanium Tuna?
The Heimdallr Titanium Tuna has a grey grade 3 titanium case with a titanium caseback. This is confirmed against the maker spec.
What size is the Heimdallr Titanium Tuna?
It is 47.0 mm in diameter, and water resistant to 200 m.
How much does the Heimdallr Titanium Tuna cost, and is it available?
It is current-production and lists from $189.
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