SEIKO Japan 2E20-1790 R Base Metal Stainless Steel back 2E20-6389 RO Untested | eBay
Women's SEIKO Gold Tone Quartz Watch, ST-Steel Back, Base Metal, 2Y00-5051 | eBay
Seiko 'Tank' Style Full Gold Tone Dress Piece *Excellent* – Top Tier Ticker
Seiko Water Resistant Base Metal St. Steel Quartz Watch V701-1K00 R1 Gold Tone | eBay
Watch SEIKO Silver in Steel - 36997787
Seiko 5421-5100 Steel Back Quartz Watch for Parts & Repair – Vintage Radar
Identify] Why does this Seiko have a Credor logo as 12 numeral? You can faintly make out “Seiko Quartz” below it. Case back text: SEIKO, Base Metal, St. Steel Back, 5Y31-5A30 R0,