Heimdallr Titanium Turtle 6105 DivervsSeagull Ocean Series Ultra 1000m Waterproof Helium Valve Design Integrated Rotating Bezel Diving 45mm

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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Titanium Turtle 6105 Diver

Ocean Series Ultra 1000m Waterproof Helium Valve Design Integrated Rotating Bezel Diving 45mm
Diameter
45mm
45mm
Lug-to-Lug
46.8mm
lowest
50mm
Thickness
13.4mm
lowest
15.8mm
Water Resistance
200m
1000m
highest
MSRP
$189
lowest
$893
Movement
Hangzhou 2565A
Seagull ST2130
Case
5 specsMovement
1 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Heimdallr Titanium Turtle 6105 Diver watch for its lightweight titanium construction, making it significantly more comfortable to wear than steel alternatives. The watch features a sapphire crystal with AR coating and bright lume, with one owner specifically liking the shark logo on the dial. The titanium case and bracelet contribute to a comfortable feel, with one reviewer noting faint scratches on the titanium finish. The bezel action is described as having about one minute of backplay, though some prefer stiffer bezels for their lack of play and perfect alignment. The Heimdallr Titanium Turtle 6105 Diver watch was purchased for C$291.40 during a 50% off sale. Overall, owners rate the Heimdallr Titanium Turtle 6105 Diver watch highly for its comfortable titanium build and quality finishing at the price point.
The Seagull Ocean Series Ultra 1000m Waterproof Helium Valve Design Integrated Rotating Bezel Diving Watch 45mm is praised for its fit, finish, and general quality, with one owner comparing it favorably to a Movado Series 800. Reviewers note a well-executed design, a metallic wave pattern on the dial with a blue-to-black gradient, and a domed sapphire bezel as desirable elements. One owner reports the ST2130 movement runs at +3 seconds per day. The watch features a bead-blasted 316L stainless steel case, a 5mm sapphire crystal, and a helium escape valve. Some owners find the 45mm case large but fitting, while others note a 20mm thickness. A reviewer flags excessive text on the dial and case, uneven luminous material application, and a rotating bezel with a slight rattle. One owner notes bezel fading over 5 years of commercial diving. The community is split on the bezel, with some calling the 60-click unidirectional bezel a minor quirk and another mentioning a 12-hour bezel.
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