WatchFitTool

Seiko vs TissotWatch Sizes & Range Compared

On average Seiko watches run larger than Tissot (44.0mm vs 37.2mm average case width), so Tissot is generally the easier brand for smaller wrists.

MetricSeikoTissot
Models with size data1381944
Case size range38.4–51.7mm12–52mm
Average case width44.0mm37.2mm
Smallest modelMechanical Stainless Stainless Steel / Black / Bracelet (38.4mm)Bellflower Caree Yellow Gold / MOP / Bracelet (12mm)
Largest modelProspex Diver SRPA81K1 Stainless Steel / Black (51.7mm)Double Savonnette Mechanical Brass / Palladium (52mm)
Thinnest modelMechanical Stainless Stainless Steel / Black / Bracelet (11.2mm)Caliente Quartz 19.5 Yellow Gold / White / Bracelet (4.85mm)