GPS navigation—Citizen Eco-Drive Satellite Wave F900 Watch

Citizen watches follows-in the spectacular Eco-Drive Satellite Wave F100 watch (hands-on review here) from 2014 with this particular 2015 Citizen Eco-Drive Satellite Wave F900 watch that contributes additional functionality and just marginally boosts the case thickness. Each of the initial Citizen Eco-Drive Satellite Wave F900 watches will further participate a limited edition as well as offer some case sturdiness upgrades. Should you loved the Citizen Eco-Drive Satellite Wave F100 and wanted just a little more to push you within the edge in buying, the Citizen Eco-Drive Satellite Wave F900 may be the piece which makes you pull the trigger about this great-searching GPS navigation watch.


Citizen was careful to not call the initial Satellite Wave F100 watch a “GPS navigation” watch, because it couldn’t let you know in which you were. It could update time all over the world by synching to GPS navigation signals, however, you still required to set the time zone. It was possibly the greatest drawback for that F100 and just what gave Citizen’s rivals the advantage. New for 2015, beginning using the Citizen Eco-Drive Satellite Wave F900, the “caliber F900” movement is finally able determine the watch wearer’s position in the world. Particularly, Citizen remark the F900 “receives position information from GPS navigation satellites within thirty seconds.

The entire functionality of the calibre F900 based on Citizen is: “Eco-Drive, Precision of ± 5 seconds monthly, Satellite Timekeeping System (Reception Desk: Worldwide), GPS, World Amount of time in 40 Metropolitan areas, Dual Time Display Function, Chronograph of 1/20-second measurement for 24 hours, Light-Level Indicator and Power Reserve Indicator, Perpetual Calendars.” You can observe that additionally towards the two new sub-dials around the dial of the Citizen Eco-Drive Satellite Wave F900 watch, in comparison to the F100, you will find a number of new functions that are lead by the opportunity to regularly see two time zones around the dial whatsoever occasions – clearly, an essential utilization of a travel watch.


Using Citizen’s traditional function selector as observed in a number of other watches, the Citizen Eco-Drive Satellite Wave F900 consists of other functions like a 1/20 of the second chronograph. Whilst not as clean because the dial of the F100, the Citizen Eco-Drive Satellite Wave F900 offers welcome features that raise the value proposition of Citizen’s flagship GPS navigation watch collection.

One of the most fascinating technical upgrades may be the elevated sturdiness of the titanium cases. Such as the F100 the Citizen Eco-Drive Satellite Wave F900 watch is available in an attractive modern searching titanium case that’s about 45mm wide. The Citizen Eco-Drive Satellite Wave F900 is 13.1mm thick, which under a millimeter thicker compared to F100’s relatively thin 12.5mm-thick case. Returning towards the titanium case, Citizen now uses their Duratect coating within the titanium, which boost the scratch resistance. Citizen calls it “Super Titanium,” and claims a hardness of 2,200 – 2,500. Hardness Vickers for that normal titanium and a little lower hardness for that black Duratect DLC covered titanium version. Within the dial is definitely an AR covered sapphire crystal, and also the case is water resistant to 100 meters.


Missing in the 2014 Eco-Drive Satellite Wave F100 would be a black version on the bracelet, that is added for 2015 with black DLC case around the Citizen Eco-Drive Satellite Wave F900 black DLC bracelet model. The two initial limited edition models of the Citizen Eco-Drive Satellite Wave F900 watch would be the reference CC9000-51A (Super Titanium) limited to some totally of 3,000 pieces (1,300 leaves Japan), and also the ref. CC9004-51E (black DLC Super Titanium) also limited to 3,000 pieces (1,700 pieces leaves Japan). Cost is going to be $2,400 once the Citizen Eco-Drive Satellite Wave F900 watches hit stores in Fall 2015.

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