VIRTUALLY NEW Seiko SRPD79K1 Mod automatic watch
Condition: N- (Almost as if new, virtually unworn).
Full set. Original box, cushion, tag, cloth, papers (2019).
I got this watch from a collector who had bought it back in 2019 but had never worn it. I did four modifications (listed below), lubricated the gaskets and tested the watch’s movement and water resistance. Blacksmithmods provides a 1-year warranty for the watch.
- Base watch: Seiko SRPD79K1
- Seiko 4R36 automatic movement (date & day)
- Timegrapher tested accuracy at 45° “box position”: +5s/d
- Amplitude 238°, beat error 0.3 ms – Healthy movement
- 41 hour power reserve
- 24 jewels
- Date & Day at 3
- Black stainless steel case
- Case diameter 43 mm
- Lug width 22 mm
- Double domed mineral glass (mod 1)
- Sloped ceramic bezel insert (mod 2)
- Orange seconds hand (mod 3)
- Black/orange paranato strap with black stainless steel buckles (mod 4)
- Exhibition Display Caseback
- Water resistance 10 ATM (100 m) – tested 6 ATM after mods
- Original black Seiko NATO strap
