Grand Seiko

Stainless Steel GMT SBGM245

Reference Number :

SBGM245

Series : Sport

Retail: $5,800

(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 TakeAlright, fellow watch nerds, let's talk about the Grand Seiko SBGM245. This isn't just another GMT, people. This is a tool watch that can handle your globetrotting adventures. What makes this watch special? First off, that blue dial is captivating. It's not some flashy, in-your-face color. It's a deep, rich hue that's both elegant and understated. The red GMT hand is a functional touch and is incredibly easy to read, providing a functional pop of contrast against that blue backdrop. We're talking 40.5mm of stainless steel, so it's a solid presence on the wrist. But it's not oversized. It hits that sweet spot of being noticeable but still refined. The 9S66 movement is a trusty workhorse, providing a 72-hour power reserve to keep up on the go. But wait, there's more! This isn't some delicate flower, either. It's got 20 bar water resistance, thanks to that screw-down crown. This watch is the definition of "business in the front, party in the back". A true sports watch that's ready for anything. The Lumibrite on the hands and indices is bright and reliable, ensuring legibility in any conditions. This watch is not just a timepiece; it's a statement piece. A statement that you don't compromise on quality, style, or functionality. It's a conversation starter for those who appreciate the finer details in horology.

DescriptionThe Grand Seiko SBGM245 from the Sport Collection is meticulously engineered, featuring a stainless steel exterior with a robust case measuring 40.5mm in diameter, 48.6mm lug-to-lug, and 14.4mm in thickness. The case back is a screw-down type, ensuring enhanced durability. The watch's dual-curved sapphire crystal is treated with an anti-reflective coating on the inner surface, improving legibility under various lighting conditions. The hands and indices are coated with Lumibrite, providing excellent visibility in low-light environments. This model is equipped with a three-fold clasp with a push-button release, designed for a secure and comfortable fit on wrists up to 192mm in circumference. The total weight of the timepiece is 180 grams. Further technical specifications include a magnetic resistance of 4,800 A/m, which protects the movement from the effects of magnetic fields commonly encountered in daily use.

Powering the SBGM245 is the Caliber 9S66, an automatic movement that also supports manual winding. It boasts a power reserve of approximately 72 hours (3 days) and maintains a mean daily rate accuracy of +5 to -3 seconds per day. This accuracy is determined by measuring the movement in six positions over 12 days in a controlled environment before assembly into the case. The movement features 35 jewels, reducing friction and wear on its moving parts, thereby extending its longevity. Additionally, the watch offers a 24-hour hand for dual time display, along with a calendar-linked time difference adjustment function. The screw-down crown, positioned at 4 o’clock, enhances the watch's water resistance, rated at 20 bar, making it suitable for various water-related activities. The band width is a standard 20mm, accommodating a range of aftermarket straps if desired.

GenderMen

SignaturesGrand Seiko

Country of OriginJapan

Case Size40.5 mm

MovementAutomatic

Caliber9S66

FunctionsHours, Minutes, Seconds, Date, GMT

Power Reserve72 Hours

Case MaterialsStainless Steel

Bezel MaterialsStainless Steel

Lug MaterialsStainless Steel

Case BackSolid