Grand Seiko's Tentagraph Snow Blue and Tokyo Big cat offer two special ways to chronograph design
Would certainly be forgiven for reasoning that " Tentagraph" has something connected to a octopus or their tentacles. Instead, it's the label Grand Seiko gave for you to it has the first fully physical wathe movement, which first showed inside 2023 as the SLGC001. Today, in 2025, within " Watches & Wonders, " Grand Seiko is definitely releasing two new Tentagraphs, often the Evolution 9 Tentagraph Excellent skiing conditions Blue and the Tokyo Big cat Tentagraph.
Since you'd probably expect, both watches include Grand Seiko's programmed timepiece caliber 9SC5. The particular movement offers a very respected 72-hour power reserve and the reliability of +5 to help -3 seconds per day. Still the actual movement is about one and only thing those two new creations share.
Typically the Environments Blue Chronograph is actually the latest dial variant on the existing Evolution 9 Tentagraph, even though the Tokyo Lion brings together the particular Sports collection with a brand new hard titanium case and also a completely new super-strong rubber tie. There are a few interesting features of the two watches that you should know about prior to deciding to select your favorite.
Evolution 9 Tentagraph Snow Blue SLGC007
Often the Snow Blue shares the vast majority of00 same characteristics as the 1st Grand Seiko Tentagraph. The truth and necklace are made of Fantastic Seiko high-strength titanium and therefore are paired with any black fine ceramic bezel.
Just like the original, the Evolution 9 Snow Blue has a dimension of 43. 2mm, so that it is one of the larger mechanical chronograph watches in its class. In comparison, typically the Zenith Chronomaster Sport as well as TAG Heuer Glassbox Chronograph have diameters of 41mm and 39mm, respectively.
Because the name implies, Snow Azure brings another tone into the dial with the all-titanium time counter. The watch dial of the authentic was a steady dark orange, including the subdials. With the brand new model, Grand Seiko moved panda-style using black subdials and a excellent skiing conditions blue through-out the switch.
The environments blue was inspired from the rocky ridges and fascinating deep snow of Install Iwate. Mount Iwate isn't just visible from Grand Seiko’s studio in Shizukuishi, yet it’s also the name of the ridge-like pattern on the dial. Incorporating texture to a dial is actually something Grand Seiko will better than any other brand.
Design: Grand Seiko Evolution on the lookout for Collection Tentagraph Snow Blue Case: Ø 43. 2 mm x H 15. 3 mm, titanium Call: Snow pink with Mt. Iwate, dark-colored subdials Water proofing: 100 meters (10 bar) Movement: Grand Seiko high-beat calibre 9SC5, automatic Regularity: 36, 000 vph (5 Hz) Reserve of power: 72 l Functions: Several hours, minutes, mere seconds, date, stop-watch Strap: Ti.
Sports Collection Tokyo Big cat Tentagraph
The Tokyo Lion will take us towards the unconventional ending of the variety. The angular case is just not new, nonetheless it complements often the matching angular bezel. The two watches are usually crafted from Huge Seiko’s Amazing Hard Ti. This metal is lighter than standard titanium, doubly hard since stainless steel, and also highly resistance against scratches along with corrosion.
Grand Seiko says the dial routine was inspired by the “wind-blowing” look of a lion’s tresses. That sounds a bit strange, but it does explain the actual randomness of the ridges in addition to diagonals etched into the call. The subdials are also established into the dial so they seem concave, almost like an inside-out contact lens.
The actual innovation is available in the freshly developed silicone strap, that has a tensile energy that is practically 2 . several times regarding the plastic used earlier. The band continues the particular angular style, cleverly enabling the collections of the case to carry on through to the straps.
Grand Seiko clearly set a lot of work into this specific strap, including designing a whole new buckle for added convenience. For added class, they will hid a small Easter drive the underside of the strap, designed like a lion’s paw.
The particular Tokyo Big cat Tentagraph will be packed with attributes, from the geometric shapes for the dial forme and fresh materials.
Guide: Grand Seiko Sports Series Tokyo Lion Tentagraph Circumstance: Ø 43. 2 mm x H 15. a few mm, titanium Dial: Dark brown “lion’s mane” texture having black subdials Water resistance: 2 hundred m (10 bar) Movements: Grand Seiko high-frequency trascendencia 9SC5, automatic Frequency: thirty-six, 000 vph (5 Hz) Power reserve: 72 hours Capabilities: Hours, minutes, seconds, time, chronograph Strap: Brown rubberize.