--- product_id: 446575923 title: "Seiko SPB121 Prospex Men's Watch Brown 39.5mm Stainless Steel" brand: "seiko" price: "€ 12.37" currency: EUR in_stock: false url: https://www.desertcart.hr/products/446575923-seiko-spb121-prospex-mens-watch-brown-39-5mm-stainless-steel store_origin: HR region: Croatia --- # 70-hour power reserve Magnified date window Screw-down crown for water resistance Seiko SPB121 Prospex Men's Watch Brown 39.5mm Stainless Steel **Brand:** seiko **Price:** € 12.37 **Availability:** ❌ Out of Stock ## Summary > ⌚ Elevate your wrist game with Seiko’s timeless precision and bold style. ## Quick Answers - **What is this?** Seiko SPB121 Prospex Men's Watch Brown 39.5mm Stainless Steel by seiko - **How much does it cost?** € 12.37 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/446575923-seiko-spb121-prospex-mens-watch-brown-39-5mm-stainless-steel) ## Best For - seiko enthusiasts ## Why This Product - Trusted seiko brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Dive-Ready Durability:** Screw-down crown and 200m water resistance ensure your style stays flawless, rain or shine, pool or ocean. - • **Effortless Timekeeping:** Magnified date window and LumiBrite hands make reading time and date quick and clear, day or night. - • **Endurance that Keeps Up:** 70-hour power reserve means your watch runs longer without winding, perfect for busy professionals on the go. - • **Secure & Comfortable Fit:** Tri-fold clasp with push-button release offers both security and ease, ideal for your active lifestyle. - • **Sophisticated Style Statement:** Green sunray dial with gold accents and a brown leather strap blends modern elegance with timeless appeal. ## Overview The Seiko SPB121 Prospex is a 39.5mm automatic men’s watch featuring a durable stainless steel case, 70-hour power reserve, and 200m water resistance. It boasts a green sunray dial with gold accents, magnified date window, LumiBrite hands, and a brown leather strap secured by a tri-fold clasp. Designed for professionals who demand reliability and refined aesthetics in every moment. ## Description - Automatic Winding Capability - Magnified Date Window - LumiBrite Hands and Markers - Green Dial with Sunray Finish and Gold Accents - Rotating Bezel - Tri-Fold Clasp with Push Button Release - 39.5mm Case Diameter - 20mm Lug Width ## Features - Screw-down crown, screw, see-through caseback, 70 hour power reserve, magnified date window, LumiBrite hands and markers ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0B33H4V74 | | ASIN | B0B33H4V74 | | Additional Features | Second Hand | | Age Range Description | Adult | | Band Color | Brown | | Band Material Type | Leather | | Band Width | 20 | | Bands | 1 | | Best Sellers Rank | #1,101,926 in Clothing, Shoes & Jewelry ( See Top 100 in Clothing, Shoes & Jewelry ) #5,068 in Men's Wrist Watches | | Brand Name | SEIKO | | Case Diameter | 39.5 millimeters | | Case Material Type | Stainless Steel | | Case Thickness | 13 millimeters | | Clasp Type | Tri-fold clasp with push button release | | Closure Type | Push-Button | | Crystal | Sapphire | | Customer Reviews | 4.6 4.6 out of 5 stars (139) | | Date First Available | June 2, 2022 | | Department | mens | | Dial Color | Green | | Display | Analog | | Embellishment Feature | Crystal | | Face Style | Modern | | Included Components | Band | | Item model number | SPB121 | | Manufacturer | Seiko | | Manufacturer | Seiko | | Manufacturer Part Number | SPB121 | | Model Name | SPB121 | | Model Number | SPB121 | | Pattern | Sunray | | Power Source | Automatic | | Product Dimensions | 5 x 5 x 4 inches; 1.04 pounds | | Series Number | 121 | | Shape | Round | | Sport Type | Walking | | Strap Type | Leather Strap | | Style Name | Modern | | Theme | Sports | | UPC | 029665200730 | | Unit Count | 1 Count | | Warranty Type | Manufacturer | | Watch Movement Type | Automatic | | Water Resistance Depth | 200 meters | | Water Resistance Level | Waterproof | ## Images ![Seiko SPB121 Prospex Men's Watch Brown 39.5mm Stainless Steel - Image 1](https://m.media-amazon.com/images/I/61CWhZouXiL.jpg) ![Seiko SPB121 Prospex Men's Watch Brown 39.5mm Stainless Steel - Image 2](https://m.media-amazon.com/images/I/516+gulAmdL.jpg) ![Seiko SPB121 Prospex Men's Watch Brown 39.5mm Stainless Steel - Image 3](https://m.media-amazon.com/images/I/61F-MdkwYtL.jpg) ![Seiko SPB121 Prospex Men's Watch Brown 39.5mm Stainless Steel - Image 4](https://m.media-amazon.com/images/I/712UUWkmJHL.jpg) ![Seiko SPB121 Prospex Men's Watch Brown 39.5mm Stainless Steel - Image 5](https://m.media-amazon.com/images/I/61pXwqeM53L.jpg) ## Questions & Answers **Q: How can I be sure of that is original watch?** A: I don’t believe they are making knock offs of a watch under a 1000.00 dollars ## Frequently Bought Together - Seiko SPB121 Prospex Men's Watch Brown 39.5mm Stainless Steel - Bergeon 4040 Extensible and reversible movement holder Watchmaker Tools - BERGEON 8008 Rubber Ball to Open and Close case Backs Ø65 mm, black,white, Open --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.hr/products/446575923-seiko-spb121-prospex-mens-watch-brown-39-5mm-stainless-steel](https://www.desertcart.hr/products/446575923-seiko-spb121-prospex-mens-watch-brown-39-5mm-stainless-steel) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-07-30*