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Seiko Orient Titanium

• Type: Circular
• Size: 1.5 Inches / 4 cm
• Material: Steel
• Scales:
  • Front: C / D

Self-winding wrist watch with sweep second hand, day/date feature and embedded slide rule. Outer ring of slide rule rotates when turning small crown at lower right. C (outer) scale includes a secondary index at 60 to facilitate trip compuations. Inner scale includes distance conversion marks for statute miles, nautical miles and kilometers. With gift box and instruction booklet. "Orient" is Seiko's brand name for mechanical (non-quartz) watches.