Christopher Ward C1 Jump Hour Mk V

About this entry

84% of key specs known. Missing: hardening, end links, link attachment.

Fifth generation of Christopher Ward's jump hour: JJ01 module on a Sellita SW200-1 (26 jewels, 38-41h), hour shown on a jumping disc and minutes by a stepped sapphire minute hand; no seconds or date. Timing tolerance: the product page says -5/+12 s/day; the owner's handbook and Time+Tide say ±20 s/day. The product page is used. Box-domed sapphire crystal per the brand's description ("heavily box-domed") and Time+Tide. Lume: Super- LumiNova X1 BL C1 printed under the sapphire dial ring and on the minute hand, plus a Globolight block behind the hour aperture. Deep-stamped (solid) caseback; attachment not stated. Weights are the brand's: 66g head, 139g on the Consort bracelet, 73g on leather. Consort is a five-link bracelet with a butterfly clasp and an on-the-fly extension (pull to extend, push to shorten); range not stated. Dial names: Time+Tide's launch report calls the colourways Noon Blue and Dusk Gold; the store now lists the gold dial as "Dawn" (gold colour from the product photo).

Last verified: 2026-10-24. Edit or correct this entry.

Sources

• Christopher Ward, C1 Jump Hour Mk V product page (tech specs & features) accessed 2026-10-24
• Christopher Ward, C1 Jump Hour Mk V owner's handbook accessed 2026-10-24
• Time+Tide, C1 Jump Hour Mk V introduced (November 2025; box-domed sapphire crystal, ±20 s/day) accessed 2026-10-24