
SBGA463
Ref.: SBGA463
The Grand Seiko SBGA463G is a luxury dive watch featuring a 44.2mm high-intensity titanium case and a black dial. Its Spring Drive movement offers a remarkable 72-hour power reserve and exceptional accuracy. With 200m water resistance, a unidirectional rotating bezel, and Lumibrite hands and markers, it’s designed for serious diving while exuding elegance.





Case Details
All the info on the case construction, dimensions, shape, and finishing.
- Case Diameter
- 44.2mm
- Lug-to-Lug Distance
- 51mm
- Lug Width
- 22mm
- Case Thickness
- 14mm
- Caseback Style
- Closed Back
- Case Shape
- Round
- Case Material
- Titanium
- Case Finishing
- Brushed, Satin Polished
- Weight
- 137g
- Water Resistance
- 20 ATM
Movement Details
Technical specs and extras under the hood.
- Movement Type
- Spring Drive
- Movement Name
- Seiko 9R65
- Frequency
- 32,768 BPH
- Hacking Seconds?
- Yes
- Complications & Features
- Date, Power Reserve Indicator
- Power Reserve
- 72 hours
- Jewels
- 30
- Anti-Magnetism
- 4800 A/m
Dial Details
Color, material, lume, and other dial features.
- Lume Type
- LumiBrite
- Dial Color
- Black
- Dial Characteristic
- Matte
Bezel Details
Details about bezel materials, insert, action, and type.
- Bezel Direction
- Uni-Directional
- Bezel Type
- External Bezel
Crystal Details
Crystal material, type, and coatings.
- Crystal Material
- Sapphire Crystal
- Anti-Reflective Coating?
- Yes
Crown Details
Crown type and any additional crown functions.
- Crown Type
- Screw-Down
General Details
Brand, origin, price range, and more.
- Brand
- Grand Seiko
- Country of Origin
- Japan
- Watch Type
- Dive
- Price Range (USD)
- $$$