The Seiko SKZ line is a series of entry-level automatic watches housing the 7S36 movement. This series includes a huge variety of Seiko 5 Sports, such as the Seiko Atlas and the Frankenmonsters, and collectible dive watches such as many limited editions of the first generation Monsters. The 7S36 automatic movement shares all of the same characteristics as the 7S26, but with the addition of 2 jewels, for a total …
The Seiko SNX line is a series of entry-level automatic watches housing the 7S26 movement, similarly to the SNK series. Many watches in this line were well known for their affordability, reliability and excellent value for money. Being based on the same automatic movement 7S26, they all have 21 jewels and run at 21,600 bph with 41 hours of power reserve. Both hand-winding and stop seconds hand functions are not …
The Seiko SNK line is a series of entry-level automatic watches housing the 7S26 movement. Many watches in this line were well known for their affordability, reliability and excellent value for money. Being based on the same automatic movement 7S26, they all have 21 jewels and run at 21,600 bph with 41 hours of power reserve. Both hand-winding and stop seconds hand functions are not present. SNK series watches
The Seiko SKX series, known above all for some entry-level diver’s such as the SKX007 and SKX009, is a series based on the 7S26 automatic caliber that counts hundreds of references from the Seiko 5 family. The following list includes all known SKX references, with various information on each model. If you are solely interested in diver’s and sports watches from the series, I recommend this article on Seiko SKX …
In the spring of 1969 Seiko introduced the 5 Sports Speed Timer to the Japanese domestic market. It was the world’s first self-winding chronograph. The revolutionary 6139A automatic movement featured a vertical clutch system and a column wheel. A few years later, in November 1973, the Seiko Speed Timer also became the first automatic chronograph to travel into space, worn by Colonel William Reid Pogue during the NASA Skylab 4 …
When we talk about Grand Seiko quartz watches, and in particular the current 9F series, we are referring to high quality and precision calibers, assembled by hand by expert craftsmen, and produced entirely in-house (including quartz crystals). The first Grand Seiko-branded quartz watches in history entered the scene in 1988, nearly 20 years after the world’s first quartz wristwatch: the Seiko Quartz-Astron 35SQ. From the development of the first quartz, …
In 2008, the first Grand Seiko diving watches were introduced: the reference SBGA029 (9R65-0AM0) in stainless steel, and the SBGA031 (9R65-0AN0) in titanium, both featuring the Spring Drive caliber 9R65. The creation of these watches find its roots in the long journey Seiko started with the 62MAS in 1965, and in the progressive improvements to get closer and closer to an ideal of perfection. Although Grand Seiko diver’s watches have …
In the mid-1930s, Seiko became for the first time the largest watch manufacturer in the world, surpassing Waltham and the SSIH group (Omega-Tissot). The Yamada Watch Shop, founded in 1872 and still in business today, was part of Seiko’s authorized dealer network. This is the December 1936 issue of a catalog published by Yamada Watch Shop. Most of the wristwatches presented feature Nation and Moeris type movements.
In the Seiko Catalog Supplement of 1969 we see for the first time a variety of Grand Seiko watches presented with stainless steel bracelets. Several King Seiko models were also introduced, and the Presmatic line made its debut. Seiko Catalog Index Men’s watches Grand Seiko King Seiko Chronometer King Seiko Presmatic Lordmatic Fashion Watches Other Automatic Pocket Watches Women’s watches High-end Seiko Bracelet Seiko White Lady Sports Calendar Manual Fancy …
The 61GS family, developed by Suwa Seikosha, has the largest number of models in the vintage Grand Seiko range, with a great variety of designs, and only a few of them following Taro Tanaka’s “Grammar of Design” rules. In terms of accuracy, the 61GS family movements can be divided into three groups: Calibers 6145A and 6146A were regulated within the parameters of the Grand Seiko Standard, which at the time …