【Brand】 Grand Seiko 【Model Number】 43999 Second 【Manufacture】 December 1964, Suwa Seikosha 【Movement】 Cal.430 (Hand-winding), Date display, Second hand stop function (hacking function) 【Size】 Length 43mm / Width 36.5mm (excluding crown) Thickness 11mm, Lug width: 19mm 【Belt】 New genuine leather belt (as a bonus) 【Product Condition】 *Photographed in natural light 【Crystal】 There are slight scratches, but it is in a beautiful condition for a 60-year-old watch. Also, because it is a plastic crystal, you can polish it with compound yourself if it gets scratched. 【Movement】 Overhauled and in good condition. 【Dial】 Although there is slight aging, it is in a beautiful condition. 【Case/Back】 Aging is visible, but it is in a beautiful condition for its age. The medallion is also original. 【Functions】 ・Second hand stop (hacking function), quick date change functions properly. 【Accessories】 None (OH details available upon request only (personal information will be redacted)) 【OH History】 December 19, Reiwa 7 (2025) Disassembly, cleaning, oiling, gasket inspection, balance wheel adjustment This is not a amateur OH often seen on flea market sites, but an overhaul was performed by a well-established vintage watch maintenance specialist in my prefecture (a veteran technician familiar with the characteristics of this model generation handled the work). 【Product Description】 ○ Offered for sale to organize my collection. ○ This is a Grand Seiko Second 43999 model for sale. ○ Among the many Grand Seiko Seconds, the 43999 is the early model and is particularly rare. Currently, famous vintage watch stores are selling them for around 400,000 yen. ○ Among the vintage Grand Seikos of all time, this model has thick lugs and a powerful impression, and it doesn't feel old at all. ○ The number of watches in good condition is decreasing in recent years, and as vintage GS is also popular overseas, it is expected to increase in value in the future. Please consider this opportunity. ・Due to the nature of vintage watches, we cannot guarantee the operation, accuracy, or any malfunctions after arrival, so please understand this before purchasing. ・To prevent any trouble, please be sure to ask any questions or concerns you may have in the comments before purchasing. I will answer to the best of my ability. We will assume that you are satisfied with the condition when you purchase. Thank you.