Seiko Prospex SPB311J1 Automatic

🔹 Design & Build
Case Size: 40.2 mm
Case Thickness: 11.8 mm
Dial Colour: BLUE
Strap Type: Leather Strap
Strap Colour: Chestnut brown
Crystal: Sapphire crystal
Finish: Stainless steel
Clasp: Deployment clasp
Case Material: Stainless steel

🔹 Specifications
Brand: Seiko
Series: Prospex
Model / Code: SPB311J1
SKU: SPB311J1
Gender: Men's
Warranty: 3 Years International Warranty
Movement: Automatic with manual winding
Power Source: Automatic Mechanical
Water Resistance: 100 meters
Strap Material: Leather
Case Material: Stainless steel
Dial: Analog Display
Function: Stop seconds hand function
Caliber: 6R38
Power Reserve: Approx. 70 hours
Jewels: 24
Lug-to-Lug: 47.4 mm
Weight: 88 g
Luminous Detail: on hands and index(es)
Additional Features: Lumibrite on hands and index(es); See-through case back; Screw case back; See-through & Screw case back

🔹 Key Features
🕒 Automatic with manual winding movement (Caliber 6R38)
✨ See-through case back
💎 Sapphire crystal
⌚ 40.2 mm stainless steel case
🔒 Leather Strap
📅 Stop seconds hand function

🔹 In the Box
✔️ Seiko SPB311J1 Watch × 1
✔️ Original Seiko Presentation Box × 1
✔️ Official Seiko Warranty Card × 1

💡 Why Choose This Model?
✅ Seiko SPB311J1 from the Prospex collection
✅ BLUE dial with a 40.2 mm case
✅ Automatic with manual winding movement (Caliber 6R38)
✅ Leather Strap
✅ Stainless steel case with Sapphire crystal
✅ 100 meters water resistance
✅ Backed by a 3-year international warranty