Brand:   Seiko
Type:   Wristwatch
Model Name:   Series 5 (Arabic Dial)
Model Number:   SNKP21J1
Lug Width (mm):   22
Case to Case (mm):   42 (diameter) × 51.5 (lug-to-lug) × 12 (thickness)
Bezel Material:   Stainless Steel (fixed smooth bezel)
Case Material:   Stainless Steel with satin-brushed top and polished sides
Caseback Material:   See-through stainless steel caseback
Movement:   Automatic 7S26, 21 jewels
Functions:   Day-date display, hour, minute, second
Watch Details:   Black dial with silver-white Indo-Arabic numerals and luminous hands, Hardlex crystal, water resistance to 50 m
Bracelet/Fob Material:   Stainless Steel
Bracelet/Fob Style:   Three-link bracelet with folded links
Clasp Style:   Deployment clasp (fold-over style)
Total Length:   Adjustable standard length (approx. 7 to 8 inches)
Horologist Note:   A bold take on the classic Seiko 5 formula, this version features striking Arabic numerals and an exhibition caseback, combining heritage automatic movement with enhanced visual appeal.
Working Condition:   NEW