The Trijicon SA24 is the true Novak night sight for your pistol. In the future when the sights dim, you can have them re-lamped by Trijicon - currently $18 per lamp.

SA24 BNTNS - Trijicon, Inc.

Amazon.com: Novak Compact 3 Dot Front And Rear Night Sight Set, 9 mm: Sports & Outdoors

Meprolight makes nice sights but they cannot be relamped in the future.

http://www.meprolight.com