https://www.youtube.com/watch?v=lX5qFL62djc
It's rapid reaction time! Fresh out of the Grand Seiko booth at Watches & Wonders, Zach delves into the first-ever fully mechanical chronograph from Grand Se

https://watchesbysjx.com/2024/01/grand-seiko-tentagraph-slgc001-review.html
A modern movement with attractive aesthetic and proprietary escapement, the cal. 9SA5 debuted in the Heritage "White Birch" SLGH005. But Grand Seiko didn't stop there. Building upon the flagship calibre, Grand Seiko created the cal. 9SC5 and launched the Grand Seiko Tentagraph SLGC001. A large, sporty watch but entirely in lightweight

https://timeandtidewatches.com/hands-on-the-grand-seiko-slgc001-tentagraph-puts-the-evolution-in-evolution-9/
For this first Tentagraph entry, the Grand Seiko SLGC001 is cased in the manufacture's high-intensity titanium and in the highly faceted Evolution 9 case design. It certainly skews on the larger side, with a diameter of 43.2mm and a case thickness of 15.3mm and, like the Evolution 9 diver SLGA015, spans 51.5mm lug-to-lug across the wrist.

https://www.grand-seiko.com/us-en/news/20230327-1
The majestic peak serves as an enduring inspiration for Grand Seiko, and its choice for the brand's first mechanical chronograph is both symbolic and fitting. Combined with the gentle blue hue, the dial takes the imagination upwards towards the night sky above Mt. Iwate. The Grand Seiko Tentagraph joins the Evolution 9 Collection and will be

https://watchintyme.com/index.php?threads/grand-seiko-masterpiece-collection-evolution-9-collection-tentagraph-a-majestic-white-birch-forest-comes-to-life.771367/
Hands-On With Grand Seiko's New Models For 2023 - Tentagraph, Majestic White Birch, & More Teddy Baldassarre Apr 3, 2023 We are on the ground at Watches and Wonders 2023 in Geneva and in this video, we'll share our thoughts on all of Grand Seiko's novelties. We'll go hands-on with the new Tentragraph chronograph, a hand-engraved platinum

https://timeandtidewatches.com/friday-wind-down-the-watches-wonders-2023-edition/
Zach reacts to new Grand Seiko Tentagraph, carved Majestic Birch, and more . Fresh out of the Grand Seiko booth at Watches & Wonders, Zach delves into the first-ever fully mechanical chronograph from Grand Seiko (the SLGC001 Tentagraph), a hand-engraved Grand Seiko-grail (the SBGZ009), and more. ... Kylie & Zach react to the new 2023 Rolex

https://escapementmagazine.com/articles/grand-seiko-tentagraph-slgc001/
The Grand Seiko Tentagraph SLGC001, a chronograph featuring the Caliber 9SC5, was launched at Watches & Wonders 2023 and features an array of attributes designed to wow purists. Once again, the Japanese firm's vast watchmaking expertise is much in evidence. Angus Davies looks closely at the composition of this latest model and, in particular

https://www.hodinkee.com/articles/grand-seikos-first-mechanical-chronograph-the-tentagraph-live-pics
The Tentagraph is something new for Grand Seiko, without straying too far afield from what it does best. A new form of highly accurate timekeeping, in a gorgeous package. It certainly looks like a more refined outing in the Evolution 9 series, taking last year's sportiness and giving it a bit more razzle-dazzle.

https://wornandwound.com/grand-seiko-unveils-the-tentagraph-a-new-sports-chronograph-with-a-three-day-power-reserve-and-high-frequency-movement/
Like the 9SA5, the 9SC5 beats ten times per second and is powered by two barrels giving it a three day power reserve. That's with the chronograph running, and Grand Seiko is boasting this is the longest power reserve of any 10 beat per second chronograph in production today. They are positioning this as a highly technical sports watch, which feels well earned given the impressive specs.

https://www.watchtime.com/wristwatch-industry-news/watches-and-wonders-2023-grand-seiko-unveils-the-tentagraph-its-first-mechanical-chronograph/
In total, the accuracy is tested for 20 days, in up to six positions and at three temperatures, to ensure that it meets Grand Seiko's standard of +5 to -3 seconds per day. Pricing for the new Grand Seiko Tentagraph is marked at approximately $15,700 when converted to USD. The watch will be available for purchase beginning in June 2023.

https://www.watches-of-switzerland.co.uk/calibre/first-look/introducing-the-tentagraph
The majestic peak serves as an enduring inspiration for Grand Seiko, and its choice for the brand's first mechanical chrono­ graph is both symbolic and fitting. Combined with the gentle blue hue, the dial takes the imagination upwards towards the night sky above Mt. Iwate. Discover more about Grand Seiko and keep an eye out for new releases

https://monochrome-watches.com/hands-on-grand-seiko-evolution-9-tentagraph-slgc001-first-mechanical-chronograph-specs-price/
Mind you, despite being relatively short on the wrist, the Grand Seiko Tentagraph is still a rather sizeable model, measuring 43.2mm in diameter and 15.3mm in height. But on my small 16.5cm wrist, it remains manageable. This reference SLGC001 is, otherwise, quite classic in specifications. It's a sporty automatic chronograph, with 100m water

https://www.youtube.com/watch?v=0uKG2rafG08
Stay up to date with Worn & Wound: https://wornandwound.com/grand-seiko-unveils-the-tentagraph-a-new-sports-chronograph-with-a-three-day-power-reserve-and-hi

https://deployant.com/review-the-new-grand-seiko-tentagraph-slgc001/
Here, we bring you the details and our honest thoughts on Grand Seiko's marquee novelty for 2023 and first ever mechanical chronograph watch. The Case, Dial, and Hands. The Grand Seiko Tentagraph is a sizeable watch, measuring a substantial 43.2 mm in diameter and 15.3 mm in thickness. Most mechanical watches of this profile are top-heavy on

https://www.chrono24.com/magazine/the-new-grand-seiko-releases-at-watches-and-wonders-2023-p_109575/
Add Grand Seiko's unrivaled level of finishing, and the result is nothing short of amazing. At $13,700, the SLGC001 Tentagraph is a great addition to Grand Seiko's lineup. The Grand Seiko SBGZ009 Majestic White Birch. The second major release for Grand Seiko is a stunning piece that is more a work of art than a watch.

https://manofmany.com/fashion/watches/grand-seiko-tentagraph-mechanical-chronograph
The Tentagraph hails from Grand Seiko's Evolution 9 collection and "evolution" is right as this automatic high-beat chronograph is the first of its kind. While the brand is no stranger to complex pieces such as the Kodo Constant Force Tourbillon SLGT003—which turned heads at Watches & Wonders 2022—they've never released a mechanical

https://grandseikogs9club.com/chronicle-9/hi-beat-36000-automatic-chronograph-tentagraph-slgc001/
The Grand Seiko Tentagraph SLGC001 will be a continuing production model, available exclusively at Grand Seiko Boutiques and Salons starting in June 2023 for $13,700. Below, please find a gallery of live photos. Note that the watches featured here are non-functioning production samples. 1/6. Evolution 9 Collection.

https://www.timeandwatches.com/2023/03/grand-seiko-tentagraph-slgc001.html
The Tentagraph ref. SLGC001 has a price of €14,300. Grand Seiko released the Tentagraph, its first mechanical chronograph. Based on the high-beat Caliber 9SA5 and part of the Evolution 9 Collection, the Tentagraph aims to set a new standard in elapsed time measurement. Its new Caliber 9SC5 beats at the high frequency of 5 Hz (36,000

https://www.youtube.com/watch?v=wmSGGUWUGpg
Complete Guide To Grand Seiko's New 2023 Releases:https://teddybaldassarre.com/blogs/watches/grand-seiko-2023Follow Our Instagram For More From Watches and W

https://thehourmarkers.com/articles/the-grand-seiko-tentagraph-outperforms-its-peers
Ten beats per second, a Three Day power reserve and an Automatic Chronograph.Voila - The Tentagraph.That's how the name came about and quite accurately defines the watch. Seeped in Japanese tradition this is also Grand Seiko's first mechanical chronograph in the Evolution 9 Collection powered by the 9SC5 Caliber and using the 9SA5 caliber at its base.

https://isochrono.com/the-tentagraph-the-first-fully-mechanical-chronograph-from-grand-seiko/
Grand Seiko Evolution 9 Collection- Tentagraph: SLGC001. Movement: Caliber 9SC5. Winding system: Automatic. Frequency: 36,000 vibrations per hour (10 beats per second) Accuracy (mean daily rate): +5 to -3 seconds per day. Power reserve: 72 hours. Functions: Chronograph with 30-minute counter at 9 o'clock and 12-hour counter.

https://teddybaldassarre.com/blogs/watches/grand-seiko-watches-wonders-2024
Grand Seiko, Japan's elite watchmaking house, commanded the attention of collectors and industry insiders alike at last year's Watches & Wonders Geneva exhibition with the launch of the Tentagraph, a timepiece containing its first in-house automatic chronograph movement, Caliber 9SC5. In its third year as an exhibi

https://www.instagram.com/p/Cz9SVqWKDMX/
The Tentagraph will run for three-days, even with the chronograph in operation - thanks to its energy-efficient escapement and its two barrels. The Grand Seiko Tentagraph introduces a world-first calibre. The Hi-Beat 9SC5 has the longest power reserve in the world for a 10-beat automatic chronograph. SLGC001 Discover more at