Seiko Seiko Selection

The Seiko Selection, reference SBTR039, is a chronograph with a 41 mm steel case. The case is 11.9 mm thick, with a lug-to-lug measurement of 48.2 mm and a water-resistance rating of 100 metres. Quartz calibre 8T67 has a battery life of approximately 36 months; over the dial is a Hardlex crystal. The dial has a date display, small seconds and a tachymeter. The clasp has a three-fold construction with push-button release. Movement accuracy is plus or minus 15 seconds per month. The watch has magnetic resistance; elapsed time is measured in increments of 1/5 second. LumiBrite appears on the hands and indices.