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  • Guerrilla Silicone Case for Texas Instruments TI-89 Titanium Graphing Calculator, Green
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    From $20.49 (New)

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Buy from Amazon $20.71$3.66 $22.50 $17.50 $12.50 $7.50 Jan Apr Jul Oct Jan Apr Jul Oct Jan Apr Jul 2014 2015 2016 $18.51, Oct 28 3:02 am$15.99, Nov 22 - Dec 9$15.09, Dec 11 9:24 am$13.26, Dec 13 - Dec 20$13.77, Dec 22 - Jan 14$13.52, Jan 15 - May 7$13.22, May 7 - May 12$13.22, May 7 - May 12$12.95, May 9 - May 13$19.21, May 15 - May 20$12.95, May 9 - May 13$19.00, May 21 - Jul 3$12.95, May 9 - May 13$18.20, Jul 10 - Jul 13$12.95, May 9 - May 13$17.98, Jul 14 1:44 pm$12.95, May 9 - May 13$18.20, Jul 15 - Jul 21$12.95, May 9 - May 13$18.20, Jul 15 - Jul 21$14.68, Jul 19 - Jul 30$17.98, Jul 22 - Jul 24$14.68, Jul 19 - Jul 30$18.20, Jul 25 - Jul 27$14.68, Jul 19 - Jul 30$18.19, Jul 28 - Jul 31$14.68, Jul 19 - Jul 30$18.15, Aug 1 - Aug 3$12.99, Jul 31 - Sep 20$19.67, Aug 4 - Aug 9$12.99, Jul 31 - Sep 20$18.81, Aug 10 - Aug 12$12.99, Jul 31 - Sep 20$18.11, Aug 13 - Aug 17$12.99, Jul 31 - Sep 20$19.00, Aug 26 - Aug 30$12.99, Jul 31 - Sep 20$18.16, Aug 31 - Sep 1$12.99, Jul 31 - Sep 20$18.09, Sep 2 9:50 pm$12.99, Jul 31 - Sep 20$18.14, Sep 4 2:25 am$12.99, Jul 31 - Sep 20$18.98, Sep 12 - Sep 17$12.99, Jul 31 - Sep 20$20.39, Sep 18 - Sep 20$12.99, Jul 31 - Sep 20$18.32, Sep 21 - Sep 30$7.99, Sep 21 - Feb 12$18.32, Sep 21 - Sep 30$14.53, Sep 25 10:03 pm$7.99, Sep 21 - Feb 12$18.32, Sep 21 - Sep 30$10.93, Sep 28 1:33 am$7.99, Sep 21 - Feb 12$20.71, Oct 1 - Nov 14$10.94, Oct 1 - Oct 3$7.99, Sep 21 - Feb 12$20.71, Oct 1 - Nov 14$13.28, Oct 5 5:55 pm$7.99, Sep 21 - Feb 12$20.71, Oct 1 - Nov 14$10.79, Oct 7 10:14 pm$7.99, Sep 21 - Feb 12$20.71, Oct 1 - Nov 14$9.00, Oct 10 3:10 am$7.99, Sep 21 - Feb 12$20.71, Oct 1 - Nov 14$7.99, Sep 21 - Feb 12$7.88, Oct 12 7:01 am$20.71, Oct 1 - Nov 14$7.99, Sep 21 - Feb 12$7.24, Oct 14 11:42 am$20.71, Oct 1 - Nov 14$7.99, Sep 21 - Feb 12$6.14, Oct 17 8:16 pm$20.71, Oct 1 - Nov 14$7.99, Sep 21 - Feb 12$5.34, Oct 20 2:59 am$20.71, Oct 1 - Nov 14$7.99, Sep 21 - Feb 12$5.00, Oct 22 10:21 am$20.71, Oct 1 - Nov 14$7.99, Sep 21 - Feb 12$4.50, Oct 23 2:58 pm$20.71, Oct 1 - Nov 14$7.99, Sep 21 - Feb 12$3.66, Oct 25 10:07 am$16.99, Nov 16 - Nov 21$7.99, Sep 21 - Feb 12$3.66, Oct 25 10:07 am$20.71, Dec 12 - Apr 25$7.99, Sep 21 - Feb 12$3.66, Oct 25 10:07 am$20.71, Dec 12 - Apr 25$17.81, Feb 11 - Apr 5$7.99, Sep 21 - Feb 12$20.71, Dec 12 - Apr 25$17.81, Feb 11 - Apr 5$14.68, Feb 13 - Apr 4$20.71, Dec 12 - Apr 25$17.23, Apr 7 3:51 am$15.49, Apr 5 - Apr 25$20.71, Dec 12 - Apr 25$16.69, Apr 9 10:03 pm$15.49, Apr 5 - Apr 25$20.71, Dec 12 - Apr 25$16.11, Apr 11 10:33 am$15.49, Apr 5 - Apr 25$20.71, Dec 12 - Apr 25$15.49, Apr 5 - Apr 25$15.13, Apr 14 5:37 am$20.71, Dec 12 - Apr 25$15.49, Apr 5 - Apr 25$13.54, Apr 17 1:13 am$20.71, Apr 26 - May 26$15.49, Apr 26 - May 20$12.66, Apr 19 4:42 pm$20.71, Apr 26 - May 26$15.49, Apr 26 - May 20$14.29, May 10 11:12 pm$20.71, Apr 26 - May 26$15.49, Apr 26 - May 20$13.99, May 12 - May 14$20.71, Apr 26 - May 26$15.49, Apr 26 - May 20$14.57, May 17 - Jul 22$20.71, Apr 26 - May 26$20.49, May 22 - May 26$14.57, May 17 - Jul 22$20.49, May 22 - May 26$20.49, May 28 - Jul 29$14.57, May 17 - Jul 22$20.49, May 28 - Jul 29$14.57, May 17 - Jul 22$10.00, May 31 - Oct 1$20.71, Jul 31 - Aug 17$14.57, May 17 - Jul 22$10.00, May 31 - Oct 1$20.49, Aug 19 - Aug 21$14.57, May 17 - Jul 22$10.00, May 31 - Oct 1$20.71, Aug 23 - Aug 27$14.57, May 17 - Jul 22$10.00, May 31 - Oct 1$20.49, Aug 29 - Oct 27$14.57, May 17 - Jul 22$10.00, May 31 - Oct 1$20.49, Aug 29 - Oct 27$17.42, Sep 19 - Oct 27$10.00, May 31 - Oct 1$20.47, Oct 29 - Nov 9$19.49, Oct 29 - Oct 31$17.40, Oct 29 - Nov 9$20.47, Oct 29 - Nov 9$18.49, Nov 2 - Nov 5$17.40, Oct 29 - Nov 9$20.47, Oct 29 - Nov 9$17.49, Nov 7 - Nov 9$17.40, Oct 29 - Nov 9$19.47, Nov 11 - Nov 13$16.55, Nov 11 - Nov 13$16.49, Nov 11 - Nov 13$20.49, Nov 17 - Jan 28$16.49, Nov 17 5:08 pm$9.99, Nov 15 - Apr 10$20.49, Nov 17 - Jan 28$17.42, Nov 19 - Jan 23$9.99, Nov 15 - Apr 10$20.49, Nov 17 - Jan 28$9.99, Nov 15 - Apr 10$9.50, Jan 26 2:14 am$20.49, Nov 17 - Jan 28$17.42, Jan 28 3:52 pm$9.99, Nov 15 - Apr 10$12.73, Jan 31 3:56 am$9.99, Nov 15 - Apr 10$9.99, Nov 15 - Apr 10$5.50, Feb 2 - Feb 24$12.67, Feb 26 9:33 pm$9.99, Nov 15 - Apr 10$9.99, Nov 15 - Apr 10$5.50, Mar 1 - Mar 6$12.67, Mar 12 1:06 pm$9.99, Nov 15 - Apr 10$9.99, Nov 15 - Apr 10$5.50, Mar 18 - Apr 5$10.93, Apr 10 9:05 pm$9.99, Nov 15 - Apr 10

Price Details

New

Last Seen $20.49 Jan 28, '16
Highest $20.71 Aug 23, '15
Lowest $13.22 May 7, '14
Average $20.49 (90d avg)
$20.41 (180d avg)
$20.51 (365d avg)
$18.71 (Lifetime average)
Added Oct 28, 2013

3rd Party New

Latest $9.99 14 hrs ago
Highest $20.49 May 22, '15
Lowest $7.99 Sep 21, '14
Average $9.99 (30d avg)
$9.99 (90d avg)
$10.80 (180d avg)
$11.22 (365d avg)
$11.21 (Lifetime average)
Added Oct 28, 2013

3rd Party Used

Latest $10.93 14 hrs ago
Highest $17.81 Feb 11, '15
Lowest $3.66 Oct 25, '14
Average $6.91 (30d avg)
$8.75 (90d avg)
$13.03 (180d avg)
$13.88 (365d avg)
$12.06 (Lifetime average)
Added Oct 28, 2013

Product Description

Protect your graphing calculator with our top quality fully wrap-around silicone cases. Fashionably designed by Guerrilla - the leader in calculator accessories, this case is manufactured with the highest quality silicone and provides the ultimate protect

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