on all orders
guaranteed
Returns*
on checkout
Seiko Prospex Marinemaster Automatic Scuba Divers Blue Dial Silver Steel Strap Watch for Men - SPB187J1
Experience precision and durability with the Seiko Prospex Marinemaster Automatic. Designed for scuba diving enthusiasts, this watch features a striking blue dial paired with a robust silver steel strap, ensuring both style and resilience underwater. Its automatic movement guarantees reliable timekeeping without the need for batteries, making it an essential companion for your marine adventures. The SPB187J1 combines professional functionality with classic design, perfect for men who demand performance and elegance in every dive.
Seiko Prospex challenges every limit, with a collection of timepieces for sports lovers and adventure seekers whether in the water, in the sky or on land. Since launching Japan’s first diver’s watch in 1965, Seiko’s innovative technology has changed global standards. We are constantly striving to bring ever greater reliability and safety to both professional and recreational divers.
Seiko prospex automatic men's watch SPB187J1. Stainless steel (super hard coating) case with a stainless steel bracelet, blue dial. Automatic movement with manual winding. Sapphire crystal, anti-reflective coating on inner surface. Lumibrite on hands, indexes and bezel. Three-fold clasp with secure lock , push button release with extender. Water resistance upto 200m / 660ft diver's. Case thickness 12.5 mm, case diameter 42 mm, case length 48.8 mm. Bracelet length 200 mm. Screw case back. Screw-down crown. Unidirectional rotating bezel. Other Features: 24 jewels, date display, stop second hand function.
Seiko Prospex Marinemaster Series
Automatic with Manual Winding
#SPB187J1
Blue Dial
Analog Display
200m Water Resistance
Caliber 6R35
24 Jewels
Sapphire Crystal
Stainless Steel Case (Super Hard Coating)
Anti-Reflective Coating on Inner Surface
Date Indicator
Lumibrite on Hands, Indexes and Bezel
Stop Second Hand Function
Screw Case Back
Screw-Down Crown
Three-Fold Clasp with Secure Lock
Unidirectional Rotating Bezel
Accuracy: +25 to -15 Seconds Per Day
Duration: Approx. 70 Hours
Case Size Diameter: 42mm
Case Size Thickness: 12.5mm
Case Size Length: 48.8mm
Weight: 186g
| Brand, Seller, or Collection Name | Seiko |
|---|---|
| Model number | SPB187J1 |
| Part Number | SPB187J1 |
| Item Shape | Round |
| Dial window material type | Sapphire Crystal |
| Display Type | Analog |
| Clasp | Push Button Foldover Clasp With Safety |
| Case material | Stainless Steel |
| Case diameter | 42 millimeters |
| Case Thickness | 12.5 millimeters |
| Band Material | Stainless Steel |
| Band size | Mens Standard |
| Band width | 20 millimeters |
| Band Color | Silver |
| Dial color | Blue |
| Bezel material | Stainless Steel |
| Bezel function | Unidirectional |
| Calendar | Date |
| Special features | Bezel Markings |
| Movement | Japanese Automatic |
| Water resistant depth | 200 Meters |
Excellent!
Based on 4.8/5 of 980+ reviews
10-01-2025
Gift Worthy
Bought a Seiko for my fiancé and he absolutely loved it. The watch looks so sharp and premium. Clean, elegant, and came in a beautiful box. It looked much more expensive than it was.
– Adelaide M
09-04-2025
Flawless Fit
I got a Tag Heuer piece and wow—it’s a total head-turner. Been getting compliments nonstop. Love how it feels on the wrist. Super legit and came in original packaging.
– Savanna C
16-04-2025
Truly Stunning
The Versace watch I got is just perfect. Has that clean luxury look without being too flashy. Looks amazing in daylight. Everyone keeps asking where I bought it from.
– Cyrus B
26-04-2025
Perfect Gift for My Husband
Bought this for our anniversary and he’s obsessed. Came beautifully packed too! I’m coming back for one for myself soon.
– Sophie W
11-04-2025
Truly Impressed
Honestly wasn’t expecting much, but this Tag Heuer is insanely good. Quality is on point and it came well-packaged. Been wearing it all week and still can’t stop admiring it.
– Jordyn A
21-04-2025
Exceeded My Expectations
I thought I’d have to wait a month, but it came way faster! Beautiful watch, feels so luxurious. Even better than the pictures!
– Sofia G.
21-01-2025
Bold Look
You can instantly feel the difference in quality. My Seiko automatic rivals watches twice its price. Feels high-end, looks even better. Love that it goes with almost every outfit I wear.