Seiko Astron 39mm - Blue Dial

Caliber Number: 3X22

Movement Type: GPS solar

Accuracy: ±15 seconds per month (without receiving a GPS signal and at temperatures between 5°C and 35°C )

Case Material: Stainless steel (super hard coating) with ceramic bezel

Crystal: Sapphire crystal

Crystal Coating: Super-clear coating

LumiBrite: Lumibrite on hands and indexes

Clasp“ Three-fold clasp with push button release

Water Resistance: 10 bar

Case Size

Weight: 144.0g

Other Specifications

• Clasp with Smart Adjuster function
• Screw case back