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Grand Seiko Spring Drive USA Edition (SBGA384) Luxury Watch Review

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The Grand Seiko Spring Drive USA Edition (SBGA384) Luxury Watch is the focus of this review video by WatchBox Reviews. This limited edition watch was launched in 2018 to commemorate the establishment of Grand Seiko of America, the first independent Grand Seiko Company outside of Japan. With only 50 pieces available in rose gold, this timepiece features a special silver dial inspired by Japanese “Kira Zuri” painting, diamond polished rose gold hour indices, and dauphine hands at the center of the dial. The Grand Seiko SBGA384 also boasts a polyhedron case design inspired by the vintage Grand Seiko 44gs of 1967, as well as Grand Seiko’s “zaratsu” distortion-free polishing. With a 40mm rose gold case, a Spring Drive caliber 9R15 movement, and impressive features like 100-meter water resistance and a three-day power reserve, this watch is a true luxury statement piece. Complete details can be found by watching the full review.

In this video, Tim from WatchBox Reviews introduces the Grand Seiko Spring Drive USA Edition SBGA384. Celebrating the establishment of Grand Seiko of America, this limited edition watch is an absolute stunner. With its polyhedron case design and unique strap instead of a bracelet, it sets itself apart from the more common steel counterparts. Made in Japan, the watch features a high-quality silver dial inspired by Japanese painting techniques, rose gold hour indices, and gorgeous dauphine hands. With a thickness of 12.9mm and a lug size of 46mm, it is suitable for wrists of various sizes. The watch also showcases Grand Seiko’s attention to detail, from its Italian-made clasp to the stunning hand-finished case. With its Spring Drive movement, exceptional accuracy, and a range of functions such as a power reserve indicator, this timepiece is truly a luxury watch worth considering.

Design and Appearance

The design of the Grand Seiko Spring Drive USA Edition (SBGA384) is truly remarkable. The polyhedron case form sets it apart from other luxury watches, giving it a unique and distinctive look. The case is expertly crafted, with a combination of facets, curves, and satin polishing, resulting in a visually appealing and sophisticated timepiece.

One of the standout features of this watch is its special Grand Seiko dial. The dial is adorned with rose gold hour indices and dauphine hands, adding a touch of elegance and luxury. The silver kira-zuri dial showcases the Japanese Kira Zuri painting technique, creating an irregular rusticated shimmering finish that is truly captivating.

The watch comes with a brown leather strap, which further enhances its sophisticated and timeless appearance. The strap is comfortable to wear and adds to the overall luxurious feel of the timepiece.

Features and Specifications

The Grand Seiko Spring Drive USA Edition (SBGA384) is not only a visually stunning watch, but it also boasts some impressive features and specifications. Powered by the Spring Drive caliber 9R15, the watch offers enhanced accuracy of +/1 .5 seconds per 24 hours, ensuring accurate timekeeping.

With a water resistance of 100 meters, the watch is suitable for everyday wear and can withstand minor water splashes and brief immersion. The three-day power reserve is another notable feature, allowing you to wear the watch for multiple days without worrying about winding or recharging.

The watch also includes a hacking seconds function, which allows you to stop the seconds hand for precise time setting, as well as a quick-set date function, making it convenient to adjust the date when necessary. Additionally, it features a power reserve indicator, providing a visual representation of the remaining power in the watch.

Fit and Comfort

In terms of fit and comfort, the Grand Seiko Spring Drive USA Edition (SBGA384) is designed to accommodate various wrist sizes. With a thickness of 12.9mm and a lug-to-lug length of 46mm, the watch sits comfortably on the wrist without feeling too bulky or cumbersome.

Even for those with smaller wrists, measuring as small as 14 centimeters in circumference, this watch is a suitable option. The robust alligator leather strap adds to the overall comfort and ensures a secure and snug fit on the wrist.

Grand Seiko Spring Drive USA Edition (SBGA384) Luxury Watch Review

Clasp and Strap

The clasp and strap of the Grand Seiko Spring Drive USA Edition (SBGA384) are not to be overlooked. The Italian-made Grand Seiko red gold clasp is both substantial and beautifully finished, adding a touch of sophistication to the overall design of the watch.

It is worth noting that such a clasp is rare on Grand Seiko watches that do not include bracelets. The attention to detail in the clasp further emphasizes the craftsmanship and quality of this limited edition timepiece.

Case and Finishing

The case and finishing of the Grand Seiko Spring Drive USA Edition (SBGA384) truly exemplify the dedication to meticulous craftsmanship. Every aspect of the case has been hand-finished to perfection, ensuring a flawless and luxurious appearance.

The case features a Surratt suit in plate black polish, which gives it a sleek and sophisticated look. The combination of facets, curves, satin, and polish creates a visual masterpiece that is both stunning and elegant.

Dial and Hands

The dial and hands of the Grand Seiko Spring Drive USA Edition (SBGA384) are a testament to the attention to detail and artistry of Grand Seiko. Inspired by the Japanese Kira Zuri painting technique, the dial showcases an irregular rusticated shimmering finish, creating a mesmerizing visual effect.

The height and sharpness of the applique indices further enhance the overall appearance of the watch, adding depth and sophistication. The hand-finished red gold indices and hands exemplify the commitment to excellence and precision that Grand Seiko is known for.


The Grand Seiko Spring Drive USA Edition (SBGA384) offers several useful functions that enhance its practicality and convenience. The date function allows you to easily keep track of the current date, while the power reserve indicator provides a visual representation of the remaining power in the watch, ensuring that you are always aware of its status.

With a three-day reserve de marche, the watch offers an impressive power reserve, allowing for extended wear without the need for frequent winding. The quick set function for the date is also a useful feature, enabling you to quickly and easily adjust the date when needed.

Furthermore, the watch includes a hacking or stop seconds function for the seconds hand, allowing for precise time setting and synchronization.

Spring Drive Movement

The Spring Drive movement is a unique feature that sets the Grand Seiko Spring Drive USA Edition (SBGA384) apart from other luxury watches. Powered by a spring rather than a battery or capacitor, the movement offers a smooth and continuous sweep of the hands, resulting in a mesmerizing and captivating visual experience.

With a three-day power reserve, the Spring Drive movement ensures longevity and accuracy. The movement is rated to +/1 .5 seconds per day, providing exceptional precision and reliability. The red gold medallion on the movement indicates a custom or higher tolerance movement, further highlighting the exclusivity and quality of the watch.

Limited Edition

The Grand Seiko Spring Drive USA Edition (SBGA384) is a limited edition timepiece, making it even more special and collectible. Limited to only 50 pieces, this watch is truly exclusive and highly sought after by collectors and enthusiasts.

The limited edition status adds to the overall desirability and value of the watch, making it a unique and rare addition to any collection.


In conclusion, the Grand Seiko Spring Drive USA Edition (SBGA384) is a true masterpiece in the world of luxury watches. Its combination of exquisite design, exceptional craftsmanship, and high accuracy makes it a standout timepiece.

Limited to only 50 pieces, it is a highly collectible watch that showcases the best of Grand Seiko’s innovativeness and artistry. With its unique Spring Drive movement and distinctive dial, the Grand Seiko Spring Drive USA Edition (SBGA384) is a watch that will undoubtedly impress and captivate the most discerning watch enthusiasts.

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