Side by side

Hamilton Jazzmaster Maestro Auto ChronovsLorier Hydra SIII

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

Jazzmaster Maestro Auto Chrono
HamiltonJazzmaster Maestro Auto Chrono
MSRP $1,995
Hydra SIII
LorierHydra SIII
MSRP $699

At a glance

9 of 29 specs differ
Diameter
Jazzmaster Maestro Auto Chrono45mm
Hydra SIII39mm
Power Reserve
Jazzmaster Maestro Auto Chrono60h
Hydra SIII40h
Water Resistance
Jazzmaster Maestro Auto Chrono100m
Hydra SIII200m
MSRP
Jazzmaster Maestro Auto Chrono$1,995
Hydra SIII$699

Full specifications

Case

6 specs
Category
Chronograph
Diver
Diameter
45mm
39mm
Thickness
15.35mm
Lug-to-Lug
46mm
Lug Width
23mm
20mm
Water Resistance
100m
200m

Movement

2 specs
Caliber
H-21
Power Reserve
60h
40h

Pricing

1 specs
MSRP
$1,995
$699

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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.

Hamilton Jazzmaster Maestro Auto Chrono

Owners widely praise the Hamilton Jazzmaster Maestro Auto Chrono for its dramatic increase in quality and attention to detail, its versatile dial layout suitable for dressing up or down, and its bulletproof build that remains problem-free for years. Accuracy figures range from gaining about 5 seconds per day to keeping time within 10 seconds per day even after extended periods without service. Some owners find the lack of a second hand a deal-breaker, and the 45mm size can be chunky and may not fit under shirt sleeves. Concerns exist regarding the movement's serviceability, high maintenance costs, and intervals. On balance, owners rate the Hamilton Jazzmaster Maestro Auto Chrono highly for its robust build and quality for the price, despite some reservations about its size and serviceability.

Lorier Hydra SIII

Owners and reviewers praise the Lorier Hydra SIII for its value, GMT functionality via the Miyota 9075 movement, and classic travel-diver aesthetics. Some reviewers note the finishing is simple or a tad rough around the edges, while others find it good for the price. Accuracy figures range from +7 to +8.5 seconds per day. The domed Hesalite crystal may exhibit distortion. Overall, owners and reviewers rate the Lorier Hydra SIII highly for its feature set and value proposition in a travel-diver format.

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