100% Certified Authentic
Pre-Owned Grand Seiko Evolution 9 Collection Ref SLGA023 Blue Dial
Pre-Owned Grand Seiko Evolution 9 Collection Ref SLGA023 Blue Dial
Pre-Owned Grand Seiko Evolution 9 Collection Ref SLGA023 Blue Dial
Pre-Owned Grand Seiko Evolution 9 Collection Ref SLGA023 Blue Dial
Pre-Owned Grand Seiko Evolution 9 Collection Ref SLGA023 Blue Dial
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Pre-Owned Grand Seiko Evolution 9 Collection Ref SLGA023 Blue Dial

$9,495

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Watch CSA

Certified by Watch CSA
The Leading Independent 3rd Party
Provider of Watch Authentication

Why We Love This Watch
This pre-owned Grand Seiko Evolution 9 Collection ref. SLGA023 combines advanced dive watch performance with the artistry and precision that define Grand Seiko. Featuring a striking Grand Seiko blue “ushio” patterned dial inspired by the powerful ocean currents surrounding Japan, this timepiece is housed in a robust case designed for professional diving with 200 meters of water resistance and a unidirectional ceramic bezel. Powered by the Spring Drive Caliber 9RA5 automatic movement, it delivers exceptional performance with an impressive 120-hour (5-day) power reserve. With the Evolution 9 design philosophy focused on enhanced readability, comfort, and durability, the SLGA023 represents the perfect fusion of Japanese craftsmanship, innovation, and everyday adventure.
$9,770.36 Grand Seiko Evolution 9 SLGA023 2025 190822 Excellent
Unworn: Mint condition, no signs of wear.
Excellent: Very slight signs of wear.
Very Good: Light to normal wear.
Good: Wearable, with visible signs of wear.
Vintage: Typically 30+ years old; condition varies.

Note: All watches are 100% authentic. They are polished as needed but may still have minor scratches.
Mens Box and Papers
Titanium Sapphire 44MM Ceramic Timing Solid 310XXX Blue w/ Index hour markers, Luminous hands & Luminous lume 9RA5 Automatic Unidirectional Date Titanium Deployant

Pre-owned Grand Seiko Evolution 9 Collection ref. SLGA023 (2025) couples the brand's Evolution 9 design language with the remarkable performance of its next-generation Spring Drive movement. The highlight is the striking blue "Ushio" dial, whose deeply textured pattern is inspired by the powerful ocean currents surrounding Japan. Paired with a matching blue ceramic bezel insert, the dial creates a dynamic, ever-changing appearance that shifts beautifully as it catches the light. Beneath the surface is Grand Seiko's Spring Drive caliber 9RA5, delivering an impressive five-day power reserve and extraordinary accuracy of approximately ±10 seconds per month. The Evolution 9 case and handset were designed to maximize legibility, comfort, and durability, making this watch every bit as practical as it is beautiful. With its distinctive textured dial, cutting-edge movement, and exceptional finishing, the ref. SLGA023 is an outstanding choice for collectors who appreciate innovation without sacrificing the craftsmanship for which Grand Seiko is renowned.

* All Pre-Owned Grand Seiko watches are guaranteed to be 100% genuine and certified authentic. Certificates are issued by Watch CSA, the industry's leading independent authority on watch authentication. Watch CSA Certified Pre-Owned certificates are provided for an additional fee at checkout. All watches are shipped to fit the average size wrist (7 1/4" - 7 1/2" for men and 6 1/4" - 6 1/2" for women). Additional links can be purchased if needed. Note that "B&P" means "box and papers" where stated.
This pre-owned Grand Seiko comes with the remaining Grand Seiko five-year warranty from February 2025, in addition to Bob's Watches one-year warranty
This order is ready for shipment within one (1) business day after the order has been approved and processed. All watch orders are shipped FedEx overnight and are fully insured at no charge to the customer. Please be advised that for any deliveries from Bob's Watches, a recipient aged 21 years or older must be present to provide a signature upon receipt of the package.

For more information on shipping, please visit our shipping page.
For further details on returns, please check out our return policy page.

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The Reviews What People Are Saying

Do you have questions about our Titanium Grand Seiko SLGA023 for sale? Our team of friendly watch experts is here to assist you. Whether you're curious about its features, authenticity, or purchasing process, we're just a call or email away. Don't hesitate to reach out; your perfect Blue Grand Seiko Evolution 9 watch is just a conversation away.

Every Grand Seiko SLGA023 timepiece at Bob's Watches are 100% Authentic. Each Evolution 9 watch is meticulously inspected for quality, and performance. We perform any necessary servicing and maintenance on all timepieces to maintain optimal performance. Bob's Watches offers a comprehensive 1 year service warranty on all watches.

Choosing Bob's Watches for your luxury watch purchase ensures unparalleled authenticity and quality. Our stringent authentication process, performed by a team of experts, guarantees that every watch is genuine and original. We offer certified pre-owned watches that meet our high standards for condition and functionality, giving you peace of mind with your Grand Seiko investment. Additionally, our in-house professional servicing ensures that each timepiece is meticulously maintained and performs at its best. Finally, our comprehensive warranty provides long-term support, covering parts and labor.

Grand Seiko was born in 1960 as a sub-brand of Seiko, with the goal of creating the "ideal watch" that would surpass the accuracy and artistry of any other timepiece. Grand Seiko watches history is rooted in a relentless pursuit of perfection, as evidenced by its numerous horological achievements, such as the development of the first quartz watch and the revolutionary Spring Drive movement. Today, Grand Seiko continues to push the boundaries of watchmaking, combining traditional Japanese craftsmanship with cutting-edge technology. Each Grand Seiko watch is meticulously crafted by skilled artisans in the brand's state-of-the-art facilities in Japan, ensuring uncompromising quality and attention to detail.

We are proud to present a collection of authentic, unworn or pre-owned luxury watches that have been rigorously verified for authenticity. Each timepiece is subject to an extensive authentication procedure, ensuring that every purchase is made with assurance and worn with prestige. We guarantee a shopping experience free from counterfeits.