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Seiko Prospex Sea PADI Automatic Diver's SRPB99
Ref. SRPB99K1 · Diver
Case
- Diameter
- 43.8mm
- Thickness
- 12.8mm
- Lug width
- 22mm
- Material
- Stainless steel
- Water resistance
- 200m
- Caseback
- Screw-back
Crystal & dial
- Dial colour
- Black
- Texture
- Wave-pattern textured
- Lume
- LumiBrite on hands and indices
Movement
- Caliber
- Seiko 4R35
- Type
- Automatic
- Jewels
- 23
- Hacking
- No
- Hand-winding
- No
- Complications
- Date, Stop-seconds function
Seiko
Seiko's mid-range automatic caliber, widely used in the Presage and some Prospex lines. Features hacking and hand-winding at an accessible price point. Accuracy spec is -35/+45 seconds per day, though most examples perform well within that range.
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In a nutshell
The Seiko Prospex Sea PADI Automatic Diver's SRPB99 (ref. SRPB99K1) is an automatic diver watch, with a 43.8mm stainless steel case, 12.8mm thick, powered by the Seiko 4R35 movement and a Approx. 41 hours-hour power reserve. Water resistance is rated to 200m, with date, stop-seconds function complications.
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