INDEPENDENT X SAO collaboration watch (Asuna & Yuuki) model

Material: Case (watch body part): Stainless steel
Glass: Crystal glass
Band: Stainless steel
Case size: Case diameter approx. 38.2mm Thickness approx. 8.7mm
Arm circumference: approx. 145-195mm
Weight: approx. 102g　　
Belt width: approx. 20.0mm

Water resistance: Water resistant to 5 ATM
Accuracy: ±20 seconds per month
Drive method: Solar rechargeable
Battery life: Lasts 8 months from full charge using photovoltaic power
Country of origin: China

Caliber: J810 (No date model is J830)
Second hand stop function Early date adjustment function (J810 only) Charging warning function Overcharging prevention function