Grand Seiko

Diver SBGA463

Reference Number :

SBGA463

Series : Sport

Retail: $7,300

(As of: 02/2025)

This watch is not for sale, this page is just for reference purposes only. If you would like to purchase this watch, please contact Grand Seiko. If you are interested in selling this watch to us, you can contact us here.

Quick TakeThe Grand Seiko SBGA463 is an absolute beast. It's not just a watch; it's a trusty companion ready for serious adventure. Picture this: a high-intensity titanium case that's both lightweight and tough as nails, housing the cutting-edge Spring Drive movement. It's like having a tiny, incredibly precise engine strapped to your wrist, accurate to within a second a day. The dial is a masterclass in clarity, with Lumibrite on every marker and uniquely shaped hands that scream functionality. You can tell this thing means business; it's designed to be legible deep underwater, where every second counts. This isn't a piece for the faint of heart. It's for those who live for the thrill of the dive, who need a tool they can rely on, no matter what. It's a symbol of reliability and precision.

DescriptionThe Grand Seiko SBGA463, from their esteemed Sport Collection, is engineered with a case fashioned from high-intensity titanium, resulting in a piece that is lighter than those constructed of stainless steel and offers augmented resistance to scratches. Its case dimensions measure 44.2mm in diameter, with a lug-to-lug distance of 51.0mm and a thickness of 14.0mm, while the band's width is set at 22mm. The total weight of this timepiece comes in at a modest 137 grams. The watch's legibility is aided by a sapphire crystal with an anti-reflective coating on its interior surface, alongside Lumibrite application on its hands, indexes, and bezel. Its rotating bezel showcases 60 unique markings, including five numerals, for accuracy in time tracking. To ensure safety and usability, the watch features a screw-down crown, a one-way rotating bezel, and can withstand water pressures up to 200 meters. The case back is also screwed down, augmenting its structural integrity. The clasp is a three-fold design with a safety lock, push-button release, and a slide adjuster, set for a band perimeter of 195mm.

At its heart, the SBGA463 is driven by the Spring Drive Caliber 9R65, an automatic movement with a power reserve of about 72 hours (or three days) and an accuracy of ±15 seconds per month (±1 second per day). This precise movement contains 30 jewels and is fortified against magnetic fields up to 4,800 A/m. The timepiece's structural elements are deliberately made for easy disassembly and reassembly, ensuring its longevity and continued performance. Additionally, the watch dial includes a power reserve indicator, helping users gauge the remaining operational time before the watch will need to be wound. This attention to detail ensures this watch is fit for diving conditions while maintaining the high standards expected of Grand Seiko craftsmanship.

GenderMen

SignaturesGrand Seiko

Country of OriginJapan

Case Size44.2 mm

MovementAutomatic

Caliber9R65

FunctionsHours, Minutes, Seconds, Date, Power Reserve

Power Reserve72 Hours

Case MaterialsTitanium

Bezel MaterialsCeramic

Lug MaterialsTitanium

Case BackSolid