Seiko Prospex SPB337J1 Alpinist The Black Series Night Vision Stainless Steel Strap Limited Edition
Seiko Prospex SPB337J1 Alpinist The Black Series Night Vision Stainless Steel Strap Limited Edition
Rp 12.800.000
Description
The Seiko Prospex SPB337J1 Alpinist "The Black Series" Night Vision is a limited-edition mechanical watch featuring a 39.5mm black hard-coated stainless steel case and a 70-hour power reserve.
General & Case Specifications
Brand / Series: Seiko Prospex Alpinist (Land Series)
Case Diameter: 39.5 mm
Case Thickness: 13.2 mm
Lug-to-Lug: 46.4 mm
Lug Width: 20 mm
Case Material: Stainless steel with black hard coating
Crystal: Sapphire crystal with internal anti-reflective coating and a date magnifier
Case Back: Transparent screw-down case back (with "LIMITED EDITION" and serial number engraving)
Water Resistance: 200 meters / 20 bar / 20 ATM
Magnetic Resistance: 4,800 A/m (60 Gauss)
Weight: Approx. 147 grams
Limited Edition: 5,500 pieces worldwide
Movement & Performance
Caliber: Seiko 6R35 (Automatic with manual winding)
Power Reserve: Approximately 70 hours
Jewels: 24
Accuracy: +25 to -15 seconds per day
Vibration Frequency: 21,600 vibrations per hour
Dial & Features
Dial Color: Matte black with green LumiBrite Pro hands and markers for enhanced night visibility
Calendar: Date display at the 3 o'clock position (with cyclops magnifier)
Strap/Bracelet: Stainless steel bracelet with black hard coating and a three-fold clasp with push-button release
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