![Thomas Timepieces on Twitter: "Classic black for #seikosunday with those vibrant touches of yellow. Love a Seiko 6138 in all it's variations, and the Jumbo is probably the most conservative in colouring Thomas Timepieces on Twitter: "Classic black for #seikosunday with those vibrant touches of yellow. Love a Seiko 6138 in all it's variations, and the Jumbo is probably the most conservative in colouring](https://pbs.twimg.com/media/FMBeRMcWQAAplvz.jpg)
Thomas Timepieces on Twitter: "Classic black for #seikosunday with those vibrant touches of yellow. Love a Seiko 6138 in all it's variations, and the Jumbo is probably the most conservative in colouring
![SEIKO VINTAGE CHRONOGRAPH JUMBO 6138-3009 AUTOMATIC DAY DATE WATCH - Wrist Watches at GunBroker.com : 923466649 SEIKO VINTAGE CHRONOGRAPH JUMBO 6138-3009 AUTOMATIC DAY DATE WATCH - Wrist Watches at GunBroker.com : 923466649](https://p1.gunbroker.com/pics/923466000/923466649/pix062892364.jpg)
SEIKO VINTAGE CHRONOGRAPH JUMBO 6138-3009 AUTOMATIC DAY DATE WATCH - Wrist Watches at GunBroker.com : 923466649
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