Grand Seiko's Tentagraph Snow Blue and Tokyo Big cat offer two distinctive solutions to chronograph design








You would be forgiven for convinced that " Tentagraph" has connected with a good octopus or the tentacles. Instead, it's the title Grand Seiko gave in order to it is first fully mechanised wathe movement, which first showed within 2023 as the SLGC001. Right now, in 2025, included in " Watches & Wonders, " Grand Seiko is actually starting two new Tentagraphs, the actual Evolution 9 Tentagraph Snowfall Blue and the Tokyo Big cat Tentagraph.



Because you needed expect, both watches have Grand Seiko's automated timepiece caliber 9SC5. The actual movement offers a very reputable 72-hour power reserve and a great precision of +5 to be able to -3 seconds per day. But the particular movement is about the one thing both of these new creations share.



The particular Compacted snow Blue Chronograph is basically a brand new dial variant from the present Evolution 9 Tentagraph, as the Tokyo Lion ties typically the Sports collection with an all new solidified titanium case along with a brand new super-strong rubber band. There are several interesting features of each watches that you should know about before you decide to choose your favorite.



Evolution 9 Tentagraph Snow Blue SLGC007



Typically the Snow Blue shares the majority of the same functions as the very first Grand Seiko Tentagraph. The situation and band are made of Great Seiko high-strength titanium and they are paired with the black hard bezel.



Such as the original, the Evolution 9 Snow Blue has a size of 43. 2mm, which makes it one of the larger mechanical chronograph watches in its class. In comparison, often the Zenith Chronomaster Sport as well as TAG Heuer Glassbox Chronograph have diameters of 41mm and 39mm, respectively.



Since the name indicates, Snow Glowing blue brings an alternative tone towards the dial in the all-titanium time counter. The switch of the initial was a constant dark glowing blue, including the subdials. With the fresh model, Grand Seiko went panda-style along with black subdials and a snowfall blue throughout the call.



The compacted snow blue was inspired through the rocky ridges and regal deep snow of Attach Iwate. Mount Iwate is not just visible from Grand Seiko’s studio in Shizukuishi, however it’s also the name of the ridge-like pattern on the dial. Including texture to a dial will be something Grand Seiko really does better than any other brand.



Product: Grand Seiko Evolution nine Collection Tentagraph Snow Blue Case: Ø 43. 2 mm x H 15. 3 mm, titanium Switch: Snow azure with Mt. Iwate, dark subdials Water proof: 100 mirielle (10 bar) Movement: Grand Seiko high-beat calibre 9SC5, automatic Rate of recurrence: 36, 000 vph (5 Hz) Reserve of power: 72 they would Functions: Hrs, minutes, secs, date, stop-watch Strap: Ti.



Sports Collection Tokyo Big cat Tentagraph

The Tokyo Lion requires us for the unconventional finish of the range. The angular case is not really new, however it complements the actual matching angular bezel. Each watches tend to be crafted from Awesome Seiko’s Excellent Hard Ti. This blend is better than conventional titanium, two times as hard because stainless steel, and also highly proof against scratches along with corrosion.



Grand Seiko says the dial design was inspired by the “wind-blowing” look of a lion’s hair. That sounds a bit unusual, but it does explain the particular randomness of the ridges in addition to diagonals etched into the face. The subdials are also arranged into the dial so they show up concave, almost like an upside down contact lens.



Often the innovation can be purchased in the recently developed rubberized strap, with a tensile power that is nearly 2 . seven times that the silicon used formerly. The straps continues typically the angular concept, cleverly permitting the outlines of the case to keep through to the secure.



Grand Seiko clearly place a lot of work into this particular strap, including designing a fresh buckle for added comfort and ease. For added class, these people hid a small Easter prompt the underside of the strap, formed like a lion’s paw.



The actual Tokyo Big cat Tentagraph is usually packed with capabilities, from the geometric shapes on the dial designs and brand-new materials.



Research: Grand Seiko Sports Selection Tokyo Lion Tentagraph Situation: Ø 43. 2 mm x H 15. three mm, titanium Dial: Brownish “lion’s mane” texture together with black subdials Water resistance: two hundred m (10 bar) Motion: Grand Seiko high-frequency la mecanique 9SC5, automatic Frequency: thirty six, 000 vph (5 Hz) Power reserve: 72 hours Features: Hours, minutes, seconds, day, chronograph Strap: Brown plastic.