Up for sale is my Seiko SNKK47 7S36-03R0 aka 'Seikonaut', a discontinued model with a black dial. The watch has original parts and a stainless steel bracelet that fits wrists of 6.5-7.5 inches.

Up for sale is my Seiko SNKK47 7S36-03R0 aka “Seikonaut”. This rare version comes in a black dial. The watch has minimal signs of wear and patina.

This is a rare Seiko SNKK59 7S36-03R0 aka “Seikonaut” with a black dial and red seconds hand. It has been recently serviced and timekeeping is within specification.

• Condition: good condition
• Case diameter: 39.5mm
• Lug to lug length: 43mm
• Lug width: 10mm

Up for sale is my Seiko SNKK54 7S36-03R0 aka “Seikonaut”. The stainless steel case matched with the black and gold dial is a classy combo.

• Condition: good condition with little signs of wear
• Case diameter: 39.5mm without crown
• Lug to lug: 43mm
• Lug width: 10mm

Up for sale is my Seiko SNKK47 7S36-03R0 aka “Seikonaut”, a rare version with a black dial.

• Condition: Great condition, minor scratches on case and bracelet
• Case size: 39.5mm diameter
• Lug to lug: 43mm
• Lug width: 10mm

Up for sale is my Seiko SNKK54 7S36-03R0 aka “Seikonaut”. This is already discontinued and starting to go up in value.

• Condition: good
• Case diameter: 39.5mm
• Lug to lug: 43mm
• Lug width: 10mm

Up for sale is my Seiko SNKK47 7S36-03R0 aka “Seikonaut”. This is already discontinued and starting to go up in value. This is the rare version that comes in a black dial.

Up for sale is my Seiko SNKK54 7S36-03R0 aka “Seikonaut”.

• Condition: Good condition with little signs of wear
• Case size: 39.5mm diameter
• Lug width: 10mm
• Thickness: 10.5mm

Up for sale is my Seiko SNKK47 7S36-03R0 aka “Seikonaut”. This is already discontinued and starting to go up in value. It features a black dial, stainless steel bracelet that fits 6.5-7.5” wrists, and strong lume.

• Condition: Great condition, minimal signs of wear and patina
• Case size: 39.5mm diameter
• Lug width: 10mm
• Thickness: 10.5mm