Grand Seiko Self-Dater Ref. 57GS/43999 'SD' Dial 1963 w/ Box & Service Papers

$4,250.00 NZD

The Grand Seiko Self-Dater Ref. 57GS/43999 is among the most significant references in Grand Seiko's earliest history. The 43999 was the first Grand Seiko to incorporate a date complication, and its production spanned a brief but important window that collectors have studied with increasing attention and appreciation.

Within the 43999 family, the 'SD' aka 'Special Dial' configuration stands apart. The 'SD' designation — visible as the final two letters of the dial code and accompanied by a compass symbol printed on the dial — indicates that the hour markers are made from a solid gold alloy rather than simply gold plated. This is not a cosmetic distinction; it is a material one, and it places 'SD' dial examples in a different category entirely from the standard 43999 production.

This example is accompanied by its original 1963 Seiko presentation box and service paperwork. For the collector who has been seeking an SD dial 43999 from the first year of production, this is a very rare and considered encounter.

Grand Seiko Self-Dater Ref. 57GS/43999 'SD' Dial 1963 w/ Box & Service Papers

The Grand Seiko Self-Dater Ref. 57GS/43999 is among the most significant references in Grand Seiko's earliest history. The 43999 was the first Grand Seiko to incorporate a date complication, and its production spanned a brief but important window that collectors have studied with increasing attention and appreciation.

Within the 43999 family, the 'SD' aka 'Special Dial' configuration stands apart. The 'SD' designation — visible as the final two letters of the dial code and accompanied by a compass symbol printed on the dial — indicates that the hour markers are made from a solid gold alloy rather than simply gold plated. This is not a cosmetic distinction; it is a material one, and it places 'SD' dial examples in a different category entirely from the standard 43999 production.

This example is accompanied by its original 1963 Seiko presentation box and service paperwork. For the collector who has been seeking an SD dial 43999 from the first year of production, this is a very rare and considered encounter.

Details
- Maker
  
  Grand Seiko
- Model
  
  Self-Dater/57GS
- Reference
  
  43999
- Year
  
  1963
- Box & Papers
  
  Original Seiko presentation box; independent service papers (2019); Papers: No
- Movement
  
  Caliber. 430, manual wind
- Dial & Hands
  
  Silver 'SD' dial w/ solid white gold alloy hour markers; dauphine hands
- Crystal
  
  Plexiglass
- Bracelet/Strap
  
  Artisan Straps black epsom leather strap w/ original Seiko stainless steel buckle
- Service History
  
  Serviced 2019 by independent watchmaker (standard overhaul)
- Performance
  
  Watch is fully functioning and running at +10 seconds per day
Dimensions
- Diameter: 38mm
- Lug-to-lug: 42.5mm
- Thickness: 111mm
- Lug width: 19mm
Materials

Stainless steel

This example is dated to October 1963 — the first year of the Ref. 43999's production and, by the consensus of collectors and researchers of the reference, the most desirable production window for an SD dial example. Researchers who have studied the 43999 in depth recommend considerable caution when purchasing SD dial examples dated later than January 1964; this watch, from October 1963, sits firmly within the founding production window
The 'SD' dial designation — confirmed by the compass symbol on the dial and the final two letters of the dial code — indicates that the hour markers are made from a solid gold alloy, not gold plated. This material distinction is the defining characteristic of the SD configuration and the reason these early examples are regarded as categorically different from the broader 43999 production. The markers on this example are white gold in tone, clean and intact throughout
The original Seiko presentation box is a survival of considerable rarity for a watch of this age and reference — a direct link to the point of original sale that grounds this example in a specific and verifiable history. Together with the independent service papers from 2019 and the sharp, well-preserved case, this is a Ref. 43999 SD dial offered with a completeness and provenance that serious collectors of the reference will recognise immediately

Minor scratches on the case and crystal
Minor marks on the dial and hands

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