Seiko - Twin Quartz High-End Dress - 9920-7000 JDM It is uniquely detailed with

It is uniquely detailed with massive

Feature Specification Brand Seiko Model SilverWave Quartz REFERENCE 7546-8340 YEAR 1979 Japan JDM MATERIAL Stainless-Steel WINDING Quartz (High-Torque) CALIBER Seiko 7546 (4 Jewels) SERIAL 960064 SKU 1349 CASE SIZE WITHOUT CROWN Approx

this caliber showcases the incredible engineering that went into these watches

608 Hz to deliver a phenomenal factory accuracy rating of ± 20 seconds per year

Seiko - Twin Quartz High-End Dress - 9920-7000 JDM It is uniquely detailed withThis timepiece is a magnificent artifact from December 1979, as definitively proven by the serial number 9D1023. The 99 series calibers sit at the absolute pinnacle of Seiko's golden era of electronic watchmaking, produced by the elite Suwa Seikosha factory. It houses the ultra rare Caliber 9920, a high end technical soul that utilizes two separate quartz crystals one to measure time and a second to detect temperature changes compensating for thermal