Side by side

Hamilton American Classic Intra-Matic Auto ChronovsSugess Chrono Heritage 1963 (SU1963)

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

At a glance

13 of 29 specs differ
Diameter
American Classic Intra-Matic Auto Chrono40mm
Chrono Heritage 1963 (SU1963)38mm
Power Reserve
American Classic Intra-Matic Auto Chrono60h
Chrono Heritage 1963 (SU1963)35h
Water Resistance
American Classic Intra-Matic Auto Chrono100m
Chrono Heritage 1963 (SU1963)50m
MSRP
American Classic Intra-Matic Auto Chrono$2,645
Chrono Heritage 1963 (SU1963)$449

Full specifications

Case

5 specs
Diameter
40mm
38mm
Thickness
14.45mm
13mm
Lug Width
20mm
13mm
Water Resistance
100m
50m
Caseback
Solid
Display

Crystal & Dial

2 specs
Crystal
Sapphire
Acrylic/Sapphire
Dial Color
White
40mm Silver

Movement

5 specs
Caliber
H-31
Seagull ST19
Type
Automatic
Manual
Beat Rate
28,800 vph
3 vph
Power Reserve
60h
35h
Complications
None
GMT, Chronograph, Moonphase

Pricing

1 specs
MSRP
$2,645
$449

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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 American Classic Intra-Matic Auto Chrono

Owners widely praise the Hamilton American Classic Intra-Matic Auto Chrono for its historically significant retro design, clean panda dial, and value, with many noting its comfortable wearability and how it garners compliments. Reviewers and owners alike highlight its attractive dial with well-placed sub-registers and polished indices, evoking a vintage charm. Some owners find the 14mm+ case thickness substantial, though others note it wears smaller than expected and fits under shirt cuffs. The H-31 movement's rotor is described as spinny by one owner, and accuracy figures range from +3 to +8 seconds per day, with one owner noting the OEM strap is utilitarian. On balance, owners and reviewers rate the Hamilton American Classic Intra-Matic Auto Chrono highly for its vintage aesthetic and value proposition.

Sugess Chrono Heritage 1963 (SU1963)

Owners widely praise the Sugess Chrono Heritage 1963 (SU1963) as a stunning mechanical chronograph and a bargain for its price, with some noting its beautiful ST1901 movement finishing as amazing value. However, community feedback indicates inconsistent production and delivery, with reports of fragility and quality control issues such as broken pushers and crowns, and even movement failures within months. Accuracy figures vary, with some owners reporting reliability within +/- 8 seconds per day, while others note it running at about +15 seconds per day when kept wound, and some find the ST19 movement loud. On balance, owners rate the Sugess Chrono Heritage 1963 highly for its value and aesthetic appeal as a mechanical chronograph, despite noted quality control concerns.

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