Side by side

Bremont Altitude ChronographvsZelos Hammerhead V3 300m Titanium

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Altitude Chronograph
BremontAltitude Chronograph
MSRP $6,300
Hammerhead V3 300m Titanium
ZelosHammerhead V3 300m Titanium
MSRP $559

At a glance

11 of 29 specs differ
Diameter
Altitude Chronograph42mm
Hammerhead V3 300m Titanium44mm
Power Reserve
Altitude Chronograph40h
Hammerhead V3 300m Titanium40h
Water Resistance
Altitude Chronograph100m
Hammerhead V3 300m Titanium300m
MSRP
Altitude Chronograph$6,300
Hammerhead V3 300m Titanium$559

Full specifications

Case

7 specs
Category
Chronograph
Diver
Diameter
42mm
44mm
Thickness
14.7mm
13mm
Lug-to-Lug
44mm
Lug Width
14.7mm
22mm
Material
316L Stainless Steel (DLC coated)
Titanium
Water Resistance
100m
300m

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Silver
Ti - Mosaic MOP

Movement

1 specs
Caliber
BE-50AE
Seiko NH35

Pricing

1 specs
MSRP
$6,300
$559

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Bremont Altitude Chronograph

Owners note faint marks on the case sides and back, with minor wear and creasing on the strap. Reviewers flag the "DANGER EJECTION SEAT" wordmark on the dial as a divisive design choice that disrupts the MB series' usual stark tone, though they praise the improved smoothness and click precision of the Roto Click rotating bezel. On balance, the Bremont Altitude Chronograph elicits mixed reactions, with design elements like the dial text being a point of contention for reviewers.

Zelos Hammerhead V3 300m Titanium

The Zelos Hammerhead V3 300m Titanium is widely praised for its exceptional lume, unique and beautiful dial finishing that reflects light dramatically, and solid build quality that exceeds its price point. Owners also highlight its comfortable wearability, especially the lightweight titanium variant, and the convenient on-the-fly micro-adjustment on the bracelet. One owner notes the Japanese movement performs better than anticipated, and the Ti-Damascus variant features a unique, patterned dial and bezel. However, some owners find the 44mm size large, the crown "off," and the bracelet clasp could be more scratch-resistant, with resizing pins described as stubborn. Reattaching the bracelet after removal is also noted as extremely difficult. Overall, owners rate the Zelos Hammerhead V3 300m Titanium highly for its impressive dial aesthetics and value for money.

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