JIANGHUN War Drum ChronographvsSan Martin ST1901 Chronograp M57 Vintage SN0103
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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.

War Drum Chronograph

ST1901 Chronograp M57 Vintage SN0103
Diameter
42mm
38.5mm
Lug-to-Lug
48.5mm
n/a
Thickness
14.6mm
n/a
Water Resistance
100m
100m
MSRP
$488
$325
lowest
Movement
SL-4801
Seagull ST1901
Case
5 specsCrystal & Dial
1 specsMovement
1 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the JIANGHUN War Drum Chronograph for its well-balanced dial and well-finished markers, with one owner noting the fine chamfers on the case are appealing. Some owners report issues with crooked indexes and misaligned date windows, and opinions on the watch's size vary, with some finding it wears small and others noting its presence despite a 42mm case diameter. The watch utilizes the SL-4801 automatic mechanical movement. On balance, owners rate the JIANGHUN War Drum Chronograph highly for its dial finishing and case details at the price.
Owners widely praise the San Martin ST1901 Chronograp M57 Vintage SN0103 for its superb fit and finish, with one owner comparing it favorably to watches costing $1000. The 38.5mm case size and thickness are noted as fantastic and wearable. Some owners report a stiff micro-adjustment on the bracelet, while others mention sticking links and non-articulating end links, though the bracelet is considered a significant upgrade from previous models. The central chronograph seconds hand has a slight misalignment that resets consistently. One owner noted the bracelet was too short for an 8-inch wrist. On balance, owners rate the San Martin ST1901 Chronograp M57 Vintage SN0103 highly for its exceptional finishing and wearable dimensions at its price point.
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