Bremont Supermarine Full Ceramic Deep Blue Nato StrapvsLongines ULTRA‑CHRON CARBON

Ref. supermarine-43mm-full-ceramic-deep-blue-nato-strap-watch·MSRP $8,519

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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.

Supermarine Full Ceramic Deep Blue Nato Strap

ULTRA‑CHRON CARBON
Diameter
43mm
43mm
Lug-to-Lug
50mm
48.9mm
lowest
Thickness
13mm
lowest
14mm
Water Resistance
500m
highest
300m
Power Reserve
56h
highest
52h
MSRP
$8,519
$5,550
lowest
Movement
Automatic
Longines L836.6
Case
5 specsCrystal & Dial
4 specsMovement
4 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
The Bremont Supermarine Full Ceramic Deep Blue Nato Strap – Bremont Watch Company is praised for its scratch-resistant, lightweight 43mm ceramic and titanium case with a premium feel and durability. Reviewers note its cold, dark aesthetic inspired by ocean and ice, featuring a black wave-pattern dial with blue-emitting lume. Owners appreciate Bremont's blend of clean design with rugged straps and the case design's hardened steel. However, one owner dislikes the pictured NATO strap, comparing its aviation theme unfavorably to other brands, and another owner finds Bremont's current pricing too high. Ceramic's propensity to shatter is noted as a potential downside. On balance, owners and reviewers appreciate the Bremont Supermarine Full Ceramic Deep Blue Nato Strap – Bremont Watch Company for its durable and distinctive full ceramic case construction.
Owners praise the Longines ULTRA‑CHRON CARBON for its unique "Batman" aesthetic and lightweight composite case, which weighs only 80 grams. The high-beat L836.6 movement is noted for exceptional accuracy, with one owner calling it the cheapest 5Hz option available. The non-rotating bezel is a point of contention, with some finding it a welcome feature and others considering it a deal-breaker that removes its dive watch functionality. On balance, owners and reviewers find the Longines ULTRA‑CHRON CARBON a surprisingly cool and lightweight watch, with its accurate 5Hz movement being a significant draw.
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