Care of Your Watch
Battery
To check the battery life of your watch, look at the case back and read off the first 4 letters and numbers before the hyphen i.e. W140 ?0156, now find W140 (this code is called the calibre number) in the list below and you will find the information.
| V041 | SR726W | 2 Years | |
| V071 | SR927W | 3 Years | |
| V072 | SR927W | 3 Years | |
| V33F | SR916SW | 3 Years | |
| V401 | SR521SW | 2 Years | |
| V421 | SR726W | 2 Years | |
| V500 | SR626SW | 4 Years | |
| V501(HK) | SR626SW | 2 Years | |
| V501(JPN) | SR626SW | 4 Years | |
| V506 | SR626SW | 2 Years | |
| V507 | SR626SW | 1.5 Years | |
| V511 | SR626SW | 2 Years | |
| V515 | SR626SW | 4 Years | |
| V52H | SR927W | 2 Years | |
| V532 | SR927SW | 3 Years | |
| V533 | SR927SW | 3 Years | |
| V535 | SR927SW | 3 Years | |
| V53L | SR927SW | 3 Years | |
| V654 | SR920SW | 2 Years | |
| V657 | SR920SW | 2 Years | |
| V671 | SR920W | 2 Years | |
| V700 | SR616S | 3 Years | |
| V701 | SR621SW | 2 Years | |
| V732 | SR920SW | 5 Years | |
| V733 | SR920SW | 5 Years | |
| V739 | SR920SW | 5 Years | |
| V743 | SR920SW | 5 Years | |
| V744 | SR920SW | 5 Years | |
| V782 | SR621SW | 3 Years | |
| V810 | SR527SW | 2 Years | |
| V811 | SR527SW | 2 Years | |
| V821 | SR626SW | 3 Years | |
| V824 | SR626SW | 2 Years | |
| V827 | SR626SW | 2 Years | |
| V829 | SR626SW | 3 Years | |
| W100 | CR2025 Lithium | 2.5 Years | |
| W110 | CR2025 Lithium | 5 Years | |
| W120 | CR2025 Lithium | 8 Years | |
| W121 | |||
| W130 | CR2025 Lithium | 8 Years | |
| W140 | CR2016 Lithium | 7 Years | |
| W150 | CR2025 Lithium | 3 Years | |
| W160 | CR2025 Lithium | 3 Years | |
| W190 | CR1620 Lithium | 3 Years | |
| W209 | SR626SW | 2 Years | |
| W307 | CR2016 Lithium | 7 Years | |
| W339 | CR2025 Lithium | 5 Years | |
| W620 | CR2025 Lithium | 2 Years | |
| W810 | CR2025 Lithium | 2 Years | |
| W941 | |||
| W942 | |||
| Y121 | SR626SW | 4 Years | |
| Y167 | SR927SW | 1.5 Years | |
| Y182 | SR927W | 2 Years | |
| Y704 | |||
| Y717 | CR2025 Lithium | 3 Years | |
| Y718 | CR2025 Lithium | 3 Years | |
| Y735 | CR2016 Lithium | 5 Years | |
| Y736 | CR2016 Lithium | 5 Years | |
| Y737 | CR2025 Lithium | 3 Years | |
| Y797 | SR621SW | 1.5 Years | |
| Y799 | SR626W | 2 Years | |
| Y922 | CR2016 Lithium | 10 Years | |
| Y923 | |||
| Y975 | SR626W | 1.5 Years |
NB. V142, V182, V851 are Solar watches and no batteries are required. YT57 is Kinetic
About Us
Lorus is one of the brands made and marketed by the world famous Seiko Watch Corporation who also make Pulsar watches, Seiko watches and Seiko and Lorus clocks.
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