Side by side

Hamilton American Classic Intra-Matic Chronograph HvsMassena LAB Uni-Racer

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

What people say

Owners + reviewers, side by side

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

Hamilton American Classic Intra-Matic Chronograph H

The Hamilton American Classic Intra-Matic Chronograph H is widely praised for its attractive vintage-inspired design, clean dial legibility, and satisfying manual-wind experience. Owners and reviewers highlight its retro charm, often described as elegant and classy with a 1960s aesthetic, and its well-balanced panda or reverse panda dial configurations. The H-51 hand-wound movement is noted for its torquey feel and a 60-hour power reserve, with timekeeping reported around +3 seconds per day. The 40mm case size is considered welcome, though its 14.35mm thickness is frequently mentioned as being on the thicker side for a hand-wound chronograph, despite wearing well on the wrist. Some owners expressed a desire for a three-subdial layout, and one noted the OEM strap was utilitarian, while another found the rotor audible and the date setting unusual. The Hamilton American Classic Intra-Matic Chronograph H is priced around $2,045 to $2,095 on bracelet.

Massena LAB Uni-Racer

The Massena LAB Uni-Racer is praised for its refined vintage chronograph aesthetic, featuring a 39mm case with unique horizontal finishing, a GPHG-nominated hand-wound Sellita SW510 M movement, and a sector dial with a "big eye" counter. Owners and reviewers highlight its period-perfect Super-LumiNova and snailing on recessed registers, all supported by a 58-hour power reserve and 50m water resistance. On balance, owners and reviewers rate the Massena LAB Uni-Racer highly for its authentic vintage design and refined execution at its price point.

At a glance

12 of 29 specs differ
Diameter
American Classic Intra-Matic Chronograph H40mm
Uni-Racer39mm
Power Reserve
American Classic Intra-Matic Chronograph H60h
Uni-Racer58h
Water Resistance
American Classic Intra-Matic Chronograph H100m
Uni-Racer50m
MSRP
American Classic Intra-Matic Chronograph H$2,495
Uni-Racer$3,495

Full specifications

Case

5 specs
Diameter
40mm
39mm
Thickness
14.35mm
9mm
Lug-to-Lug
49mm
0mm
Lug Width
20mm
0mm
Water Resistance
100m
50m

Crystal & Dial

3 specs
Crystal
Sapphire
Acrylic
Crystal Shape
Domed
AR Coating
No

Movement

3 specs
Caliber
H-51
SW510 BH M Elaboré
Power Reserve
60h
58h
Jewels
0
23

Pricing

1 specs
MSRP
$2,495
$3,495
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