We've compiled a list of watches sized below 40mm.
Vintage Seiko 6119 8540 Big Blue Dial Rare 40 MM Case Collectable | eBay
Grand Seiko Heritage 40mm Mens Watch Limited Edition SLGH009 | Mayors
Grand Seiko Sport SBGV243 Quartz Black Dial 40mm
Seiko Men's Automatic 5 Sports Gray Nylon Strap Watch 40mm - Macy's
Grand Seiko Limited Edition Heritage Watch | Fink's Jewelers
Seiko Watch Prospex PADI Edition Solar Divers Watch, 40mm | Bloomingdale's
Seiko 40mm Titanium Quartz Watch with Sapphire Crystal and Titanium Bracelet SUR369
Seiko SUR509 Essentials Blue Dial 40mm Multicolor Nylon Steel... for $235 for sale from a Trusted Seller on Chrono24
Original Seiko SRPH49k1 Auto 40mm Arabic Green Dial Men Rare Watch (Ltd Ed) | eBay
Seiko Automatic Stainless Steel Bracelet Watch 40mm in Orange for Men | Lyst
Seiko 5 Sports 40 mm Automatic Blue & Steel Bracelet SRPE53K1
Seiko Submariner Mod Watch 40mm │ Black │ SKX │ Sunburst Dial – Watch Makeup
Seiko Presage Sharp Edge 40mm Automatic, Steel/White Dial – Smyth Jewelers
Premium Seiko Mod Datejust 40 Mm NH35 Mens Automatic Custom - Etsy
Seiko Solar Powered Watch with 40mm Case, Sapphire Crystal #SNE529
40mm sub case Seiko build : r/SeikoMods
Seiko 40mm Automatic 5 Sports Blue Rowing Blazers Watch, SRP | James & Williams Jewelers | Berwyn, IL
Grand Seiko Over Taking Rolex | 40mm SBGE255 - YouTube
Seiko 5 Sports Stainless Steel 40mm Watch | Mathews Jewelers
Grand Seiko Heritage Collection Hi-Beat UNWORN Heritage Shunbun Blue 40mm Seasons
Seiko Men's Solar Chronograph Stainless Steel Bracelet 40mm Ssc007 in Metallic for Men | Lyst
Seiko Prospex 40mm Automatic Diver's Recreation - Brown – Smyth Jewelers
Seiko International Edition 5 Sports Automatic New 40mm SRPE58K1 for $499 for sale from a Seller on Chrono24
