Seiko Presage SPB527 Classic Series Blue Dial Heartbeat Automatic Casio G-Shock G-Steel Bluetooth Connected GSTB200-1 The brand makes its own

The brand makes its own prototypes in-house

Caliber: Epson YM92

Accuracy: +/-15 seconds per month (without receiving a time signal and at temperatures between 5䋀 and 35䋀)

There is nothing more satisfying than a workout performed to perfection

Graph: Moon Data (moon age of the specific data

Seiko Presage SPB527 Classic Series Blue Dial Heartbeat Automatic Casio G-Shock G-Steel Bluetooth Connected GSTB200-1 The brand makes its ownMovement: Automatic Caliber: 6R5J Precision: +25 to 15 seconds per day Power Reserve: Approx. 72 hours (3 days) Jewels: 24 Case Material: Stainless steel (super hard coating) Case Diameter: 40. 2mm Case Length (Lug to Lug): 46. 0mm Case Thickness: 13. 0mm Crystal: Dual curved sapphire crystal Crystal Coating: Anti reflective coating on inner surface Clasp: Deployment clasp with push button release Lug Width: 20mm Water Resistance: 10 bar Magnetic