Seiko (TMI) NH36 Automatic Movement - Day Date @ 4H Crown (White)Day + date, aligned for 4 o'clock crowns. Genuine Seiko NH36 automatic movement with day and date wheels aligned for cases with the crown at 4 o'clock. Same day+date platform as the standard NH36, but the calendar is positioned for a 4 o'clock crown case. Use this version only when your case has its crown at 4 o'clock. Two accuracy grades. One genuine Seiko caliber, QC passed by TMI. Pick Regulated for watchmaker tuned precision, or Non Regulated for

matched to those calibres directly (no clip-the-feet step)

Explorer 36mm v3

Dial Type GMT (NH34)

96mm (Solid Caseback) / 10

A shape that swings both ways: tool-watch directness in the silhouette

unmistakable

Ice-blue BGW9 glow

The difference here is the material

with or without a professional hand setter tool

three-pointed silhouette that defines tool watch dial language

Each one is hand-cut

You can build the whole watch right here — every part is an Add dropdown on this page